2020-09-14

UCSB Expands Patent Enforcement Campaign to Protect Its Filament LED Patents

Nixon Peabody announced a major expansion of its groundbreaking patent enforcement campaign on behalf of the Regents of UCSB with new litigation against six leading retailers and suppliers of filament LED lighting products. Building on a successful first phase of the campaign, which was launched in 2019, Nixon Peabody filed a new complaint with the U.S. International Trade Commission (ITC) seeking an investigation into the unauthorized importation and sale after importation of UC’s patented filament LED lighting technology by General Electric, Savant Sy...
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2020-08-20

Nitride Semiconductors Continues Enforcement against Infringement of Its UV LED Patent

Nitride Semiconductors announced that it has filed an amended complaint against Digi-key in the U.S. District Court for the District of Minnesota, asserting infringement of Nitride’s UV LED patent. (Image: Pixabay) According to the amended complaint, Nitride Semiconductor claimed that UV LED products being supplied by various LED companies including Lite-On Semiconductor, Luminus Devices, and Vishay Intertechnology are infringing Nitride’s UV LED patent. To protect its UV LED patented technology, Nitride initiated its paten...
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2020-07-17

MaxLite Provides Updated Information about Its Lawsuit against Jiaxing Super Lighting

MaxLite has filed petitions for inter partes review (IPR) aiming to invalidate the patents of Jiaxing Super Lighting to fight against the Chinese company’s accusing of patent infringement. MaxLite provided an update on the status of the pending lawsuit. (Image: MaxLite) In May 2019, Super Lighting filed a patent infringement lawsuit against MaxLite, accusing MaxLite of infringing several Super Lighting’s US patents. In response, MaxLite filed petitions for IPR before the Patent Trial and Appeal Board (PTAB) of the United States Pat...
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2020-07-13

【UPDATE】Everlight and Epileds Wins Patent Lawsuit in Germany

Taiwan based LED packager Everlight and LED chip manufacturer Epileds announced that they won a patent litigation against Seoul Semiconductor in Germany and the Korean company’s patent was ruled invalid. On March 14, 2018, the patent litigation strategy alliance of Everlight and Epiled filed a nullity action against Seoul Semiconductor in the German Federal Patent Court. The party claimed that Seoul’s Europe patent EP1697983 (German patent DE60341314.5) should be invalid. The patent-in-suit is related to the surface roughness technology of verti...
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2020-06-12

Mitsubishi Chemical and NIMS Claim Validity of Their Red Phosphor Patent in China

Mitsubishi Chemical Corporation (MCC) and the National Institute for Materials Science (NIMS) announced that they have won in two patent administrative suits and confirm the validity of a patent (No. ZL201110066517.7) for red phosphor. (image: NIMS) MCC filed the patent infringement litigation with the Shenzhen Intermediate People’s Court against Shield on January 23, 2015. Another litigation filing with that court was against Intematix, its American parent Intematix Corporation, and Chinese sales agency GrandLux Optoelectronics (collectivel...
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2020-06-03

EPISTAR Files Second U.S. Patent Infringement Lawsuit Against Lowe’s

EPISTAR Corporation, a leading innovator and manufacturer of LED solid-state lighting technologies, filed a patent infringement lawsuit against Lowe’s Companies, Inc. and Lowe’s Home Centers, LLC (collectively “Lowe’s”) in the United States District Court for the Western District of Texas Waco Division on May 22, 2020. The complaint asserts that GE LED filament bulbs sold by Lowe’s infringe several EPISTAR patents and seeks damages and injunctive relief to halt further sale of the infringing products. EPIS...
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2020-04-22

Nichia Wins Patent Infringement Lawsuit against HTC NIPPON and Its Distributor

On March 24, 2020, in a patent infringement lawsuit which Nichia filed against HTC NIPPON, a Japanese affiliate of Taiwanese Company HTC and Kanematsu Communications, the distributor of HTC NIPPON, Tokyo District Court rendered a judgment, holding that defendants have infringed Nichia’s patents. Nichia filed the patent lawsuit in 2016 claiming HTC infringed its patents. In the judgment, the court found that HTC’s smartphone (product name: HTC Desire 626) distributed by defendants were equipped with white LEDs which infringes N...
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2020-04-08

Nichia Reaches Settlement on PSS Patents with Corlant

Nichia reported that the company has reached a judicial settlement with Corlant, a distributor of automotive aftermarket parts under the brand of Valenti, during the proceeding at Tokyo District Court on March 19, 2020. Under the settlement, Corlant acknowledged that the accused products fall within the scope of Nichia’s patents in relation to PSS technology. Further, Corlant agreed to cease manufacturing and selling accused products, and to pay settlement money. Nichia filed the patent infringement lawsuit against Corlant on January 7, 2019, accursing Corlan...
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2020-03-24

Nichia Files Lawsuit against IPF for Selling LED Headlight Products Infringing Its Patent

On March 17, 2020, Nichia filed a patent infringement lawsuit in Tokyo District Court against IPF Corporation, a Japan-based distributor of automotive aftermarket parts. Nichia accused IPF of selling LED headlamp that infringes Nichia’s patent and sought an injunction and compensation for damages. The accused product in this lawsuit is a LED headlamp bulb (product number: 301HLB2) incorporating LED jointly developed with the Taiwanese LED manufacturer Lextar (see photo). Nichia alleged the LED infringes Nichia’s patent JP5526782 related...
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2020-03-11

EPISTAR Wins Patent Infringement Lawsuit against Lowe’s on LED Filament Bulbs

Taiwan-based LED chip maker EPISTAR announced that it has received a remarkable ruling on LED filament bulbs in the patent litigation against Lowe’s. On February 11, 2020, the United States District Court for the Central District of California granted summary judgment of infringement against Lowe’s Home Center (Lowe’s). (Image: EPISTAR) The summary judgment order found that the accused Lowe’s LED bulbs infringed claims 1-3 and 8 of United States Patent No. 7,560,738 (’738 Patent), which is entitled “Ligh...
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2020-01-30

Japan’s Nitride Semiconductor Wins UV LED Patent Lawsuits against RayVio

On January 27, Nitride Semiconductor announced that it won a patent infringement lawsuit against RayVio Corporation, a California UV-LED company. On January 13, The California Northern District federal court issued a judgment in favor of Nitride, declaring that RayVio has infringed Nitride's patent and that the asserted claims of Nitride's patent are not invalid. A one month ago, U.S. Patent Office has also confirmed the validity on the key claims of Nitride's patent in its final judgments of the Inter Parte Review case filed by RayVio. ...
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2020-01-23

[Interview] Liquidleds on Building and Sustaining Competitiveness after Winning the Lawsuit against Girard Sudron

The lawsuit between LED filament bulb developer Liquidleds and lighting company GIRARD SUDRON, filed in December 2018, has come to an end. Liquidleds started collecting evidence and filed a patent lawsuit against GIRARD SUDRON in December 2018. The Mannheim Court of Germany found the European light seller guilty of infringing Liquidleds’ patents and ruled that it should refrain from offering, placing on the market, and/or importing patent-infringing products. As it was also demanded to pay back the loss to Liquidleds, both parties are finalizi...
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2020-01-22

VIAVI and LG Innotek Settle Claims Regarding Optical Filter Patents

Viavi Solutions and LG Innotek have settled VIAVI’s complaints regarding its patented optical filters with the U.S. International Trade Commission (ITC) and with the United States District Court for the Northern District of California. Pursuant to the agreement, VIAVI has withdrawn the lawsuits against LG Electronics. Further terms and conditions of the settlement are confidential and are not being disclosed. The ITC and California complaints remain active and proceed forward with regard to defendant Optrontec. The complaints pursue claims t...
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2020-01-16

Nichia Enforces Foundational Filament LED Patent in California against Feit Electric

Nichia filed a patent infringement lawsuit against Feit Electric (Feit), a US-based manufacturer and distributor of LED lighting products on January 13, 2020, in California. With the lawsuit, Nichia claimed that Feit has infringe Nichia’s filament LED patent at issue with approximately 200 different products. The infringed patent, Nichia’s U.S. Patent No. 9,752,734, is directed to an LED light bulb in which the LEDs are configured to resemble the appearance of a traditional incandescent bulb. (Image: Pixabay) Nichia filed its application ...
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2019-12-30

University of California Files Patent Lawsuit against GE on LED Filament

University of California Santa Barbara (UCSB) continues to guard its patent of filament LED by filing a new patent lawsuit against General Electric (GE). According to a report covered by World Intellectual Property Review, the regents of UCSB filed a patent lawsuit at the US District Court for the Central District of California on December 20, claiming GE’s vintage LED bulbs products infringe three patents of UCSB. (Image: Pixabay) UCSB started to take legal action to secure its intellectual property since July, 2019, when the un...
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2019-12-23

U.S. District Court Schedules Trial and Markman Hearing in Jiaxing Super Lighting’s Patent Infringement Case against MaxLite

On December 5, 2019, Judge Gutierrez of the Central District of California issued the case schedule in Jiaxing Super Lighting Electric Appliance and its U.S. affiliate Obert (collectively “Super Lighting”) patent infringement case against MaxLite. (Case No. CV 19-4047-PSG). Notably, the Court set the following upcoming deadlines: • June 8, 2020 Markman hearing, where the Court will construe the terms of Super Lighting’s six patents related to LED tube lighting technologies. • February 16, 2021 jury trial, where Super Lig...
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2019-12-17

MaxLite Files additional IPR against Jiaxing Super Lighting Patent

MaxLite announced that it has filed an additional petition for inter partes review (IPR) before the Patent Trial and Appeal Board (PTAB) of the United States Patent and Trademark Office (USPTO) seeking to invalidate U.S. Patent No. 9,807,826 (’826 patent), owned by Jiaxing Super Lighting, a Chinese contract manufacturer. This IPR is in addition to the two that were filed last month by MaxLite to invalidate Jiaxing Super Lighting’s 9,897,265 (‘265 patent) and 9,723,662 (‘662 patent) patents. (Image: MaxLite) Like the...
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2019-12-05

SETi Obtains Permanent Injunction against UV LED Companies Bolb and Q-Egg

UV LED product developer Sensor Electronic Technology, Inc. (SETi) announced that it successfully obtained a permanent injunction in a patent infringement lawsuit against Bolb and Quantum Egg (Q-Egg). SETi filed a patent infringement lawsuit against Bolb and Q-Egg in the U.S. District Court in California in September 2018, accusing the two companies of selling UV LED sterilizing devices that infringe six LED patents of SETi. The asserted patents in this litigation cover fundamental UV LED technology, encompassing UV LED sterilizer structu...
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2019-11-28

MaxLite Files IPRs to Challenge Patents of Jiaxing Super Lighting

MaxLite has filed petitions for inter partes review (IPR) before the Patent Trial and Appeal Board (PTAB) of the United States Patent and Trademark Office (USPTO) seeking to invalidate U.S. Patent No. 9,897,265 and 9,723,662 owned by Jiaxing Super Lighting Electric Appliance, a Chinese contract manufacturer. (Image: MaxLite) MaxLite reported that the patents that are the subjects of these petitions are part of Jiaxing Super Lighting’s recently-announced patent licensing program for LED tube lamps. According to the petitions, these pate...
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2019-11-27

Nichia Files YAG Patent Lawsuits in Brazil

Japanese LED manufacturer Nichia reported that it has filed patent infringement lawsuits in Brazil for its YAG patent. Since Nichia’s Brazilian YAG patent has not expired and is still in force, the company filed two patent infringement lawsuits in the Judicial District of the Capital of the State of São Paul on November 13, 2019 against two Brazilian distributors, Karimex and Arrow, who sell Everlight’s LED products. At the same time, Nichia also accused ASUS Do Brasil, a Brazilian affiliate of ASUSTek, of infringing its YAG...
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2019-11-22

Viavi Files Patent Infringement Complaints against LG Electronics, LG Innotek and Optrontec on 3D Sensing Technology

Viavi Solutions filed a complaint with the U.S. International Trade Commission (ITC) to initiate an investigation under Section 337 of the Tariff Act of 1930, against LG Electronics, LG Electronics U.S.A., LG Innotek, and Optrontec. Viavi claimed that the LG group engaged in unfair trade practices by importing and selling in the United States certain mobile phones and tablet computers that infringe Viavi’s patents related to 3D sensing. Viavi also filed a complaint in the United States District Court for the Northern District of California asser...
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2019-11-20

Satco Files Lawsuit against UCSB and Claims No Infringement Occurred

Satco Products filed suit against The Regents of the University of California at Santa Barbara (UCSB) in the United States District Court of the Eastern District of New York to declare that the company does not infringe patents claimed by UCSB. In the press release of Satco, the company noted that it brought the legal action to seek a declaration that Satco Products, identified in the UCSB claim letters, do not infringe any of the ten patents asserted by UCSB. Satco also mentioned that it would aggressively defend its products and protect its custome...
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2019-10-22

Seoul Semiconductor Obtains Permanent Injunction against Philips TV Product

Seoul Semiconductor reported that it has successfully obtained a judgement of permanent injunction in a patent infringement lawsuit against Fry’s Electronics, a U.S. consumer electronics retailer. Seoul filed patent infringement litigation against Fry’s Electronics in September 2018, accusing the retailer of selling Philips TV products that violate 15 patents of Seoul. Later, the Korean company amended its complaints and asserted that the TV products infringe 19 patents covering a Multi-Wavelength Insulation Reflector widely used for “0.5W to 3W&r...
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2019-10-14

Signify Files Patent Lawsuit against Yeelight on Smart LED Bulbs

Signify filed patent infringement lawsuit in the U.S. against Chinese lighting company Yeelight for patents related to color tunable LED bulbs, according to EdisonReport. Signify filed the patent infringement action against Yeelight, who manufacture smart LED bulb that competes with Signify’s Philips Hue LED Smart Bulb. According to the EdisonReport, the case is the first infringement case Signify has filed against Chinese manufacturer who has no operations in the U.S. other than online sales. The infringement lawsuit covered five patents: U.S. ...
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2019-09-26

Seoul Semiconductor Wins Patent Lawsuit against Service Lighting and Electrical Supplies in the US

Seoul Semiconductor announced that it won a patent infringement lawsuit against Service Lighting and Electrical Supplies who operate online light bulb distribution website, 1000bulbs.com. The Texas Northern District federal court issued a permanent injunction against the sales of more than 50 lighting products, as well as any colorable variations of those products unless they have been licensed, according to the parties’ stipulation. Therefore, the Court will prohibit the sale of similar products if they prove to be mere colorable variations of accused products. In t...
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2019-09-23

Osram Files Patent Complaint against Lighting Science Group and Its Subsidiary Healthe

Osram reported that it has filed a patent infringement complaint in the District Court of Delaware in the U.S. against Lighting Science Group (LSG) and its subsidiary Healthe. In its complaint, Osram asserts 8 patents (U.S. Patent Nos. 6,848,819, 7,045,956, 7,227,191, 7,642,734, 7,957,146, 7,994,519, 9,241,392, and 9,698,282) covering LED lighting solutions, systems and their components. According to Osram, the company is currently defending itself in two proceedings at the U.S. International Trade Commission (ITC) and the United States District Co...
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2019-09-17

Intematix Files Appeal in China against Mitsubishi Chemical Regarding Red Nitride Phosphor Patent

On July 31, 2019, Mitsubishi Chemical reported that it has obtained a judgement recognizing the infringement of its patent for red phosphor in China by the defendants, U.S.-based Intematix Corporation, its affiliate in China, Intematix Suzhou Lighting and its sales agency, GrandLux Optoelectronics. In response, Intematix and Intematix Optoelectronics (Suzhou) filed an appeal at the Beijing Higher People’s Court explaining how the Court’s decision was improper in view of the applicable law and facts. Intermatix also noted that according to the pr...
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2019-09-05

Seoul Semiconductor Files Patent Infringement Suit against European Retailer in Germany for the Second Time

Seoul Semiconductor announced that it filed a patent infringement lawsuit against Conrad Electronic again in the District Court of Manheim, Germany. In July, Seoul Semiconductor has filed the first litigation involving mobile phone products against Conrad in the District Court of Düsseldorf in Germany. According to the second complaint raised by Seoul, LEDs for flashlights of mobile phones sold by Conrad are infringing Seoul’s patent. The patented technology in this litigation is “the Roughened Light Extraction Surface” technology that e...
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2019-09-03

EPISTAR Files Patent Infringement Lawsuit Against GMY Lighting Technology and Lightinthebox Holding

On August 30, 2019, EPISTAR filed a patent infringement lawsuit against GMY Lighting Technology (GMY), Lightinthebox Holding, Light In The Box, Lightinthebox International Logistic, and LITB, (collectively, LITB) in the United States District Court for the District of Delaware. The complaint asserts that GMY’s LED filament bulbs sold and offered for sale on GMY and LITB’s website infringe seven EPISTAR patents, and seeks injunctive relief to halt further sale of the infringing products. EPISTAR’s complain...
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2019-09-02

High Court of Australia Rules Nichia’s Patent Invalid

Taiwan-based LED packager Everlight announced that the High Court of Australia has rendered the final judgment on August 7, 2019, denying Nichia’s appeal request. The Court has decided that the asserted claims of Nichia’s Australia patent 720234 are invalid. The Court has affirmed that Everlight’s products of Arrow did not infringe Nichia’s patent. Everlight affirmed the result of judgment and won the final victory by defending its customers' rights and interests. Earlier in March, Everlight reported that the Federal Court of Austral...
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Streetlights and high-bay fixtures require high flux and efficacy to meet the ever increasing demands for system efficiency and energy cost reduction for these applications. Today, LUXEON 5050 LEDs received an upgrade in both flux and efficacy... READ MORE

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