2019-07-31

UC Santa Barbara Files Patent Lawsuit against IKEA, Amazon and other Retailers for Selling Filament LED Bulbs

US Santa Barbara announced that the Regents of the University of California filed a complaint with the U.S. International Trade Commission and lawsuits against five major retailers, Walmart, Target, Ikea, Amazon.com and Bed Bath & Beyond, for the unauthorized distribution of UC Santa Barbara’s patented filament LED lighting technology. UC Santa Barbara and its legal counsel, Nixon Peabody, have identified that Walmart, Target, Ikea, Amazon.com and Bed Bath & Beyond as the five major retailers who represent a large cross-section of the...
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2019-07-11

Seoul Semiconductor Accuses Conrad of Infringing LED Patents

Seoul Semiconductor (Seoul) filed a patent infringement lawsuit against Conrad Electronic, a European retailer of electronic products, in the District Court of Düsseldorf in Germany. Seoul reported that the LEDs in backlit mobile phones sold by Conrad are infringing the company’s patent for LED light extraction technology. The patent covers fundamental LED chip fabrication technology to extract light efficiently, significantly enhancing brightness. Conrad is currently selling hundreds of different models of Korean, U.S. and China mobile phones. Ac...
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2019-06-13

Seoul Semiconductor Files Second Patent Lawsuit against Philips TV Products Distributor for Infringement of LCD Backlight System Technology

Seoul Semiconductor announced that it has filed a patent infringement lawsuit in the United States District Court for the Central District of California, against The Factory Depot Advantages, a distributor of Philips TV display. In its complaint, Seoul asserts that a Philips LED TV display being sold by this distributor infringe ten patents regarding manufacturing of LED backlighting unit. Particularly, these patented technologies encompass LED TV backlight unit system for enhancing Color Gamut of LCD displays, and LED lenses for providing uniform ...
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2019-04-25

Seoul Semiconductor Files Patent Infringement Lawsuit against SATCO

Seoul Semiconductor filed a patent infringement lawsuit for infringement of its LED driver patents against SATCO Products (SATCO). Seoul Semiconductor claimed that SATCO is selling various LED lighting products that infringe 11 patents of Seoul Semiconductor’s LED driver technology, including U.S. Patent 7,081,722, U.S. Patent 9,807,828; U.S. Patent 8,513,899; and U.S. Patent 8,716,946. The asserted LED driver patents are widely used in replacement bulbs in the form of incandescent or fluorescent lamps, wall-mount lights, and ceiling ...
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2019-04-12

K-lite’s Request for Invalidity against Luquidles’ Patent Rejected by EUIPO

The Hong Kong International Lighting Fair (spring edition) just ended on a good note. LED lighting companies seized the opportunity to market their products and reach out to potential partners and customers in hope to expand their market presence, especially in Asia, and bring more revenue to their businesses for the first half of 2019. Meanwhile, their competitions between one another are under heavy fire. In particular, LED filament patent war continues to be fierce. (Image: Liquidleds) In the mid-2018, LED lighting company K-Lite Electric, after being caught ...
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2019-03-18

Everlight Confirms Its Patent in Australia

Taiwanese LED producer Everlight announced that the Federal Court of Australia has denied Nichia’s appeal request and decided that the asserted claims of Nichia’s Australia patent 720234 are invalid on January 29, 2019. The Court has affirmed that Everlight’s products of Arrow are non-infringements. According to the judgement of the Court, Nichia has been ordered to pay legal cost to Arrow. Apart from the patent infringement filed in Australia, Everlight has filed invalidation trial procedures against Nichia ‘s YAG patents in Unit...
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2018-11-12

Mitsubishi Chemical Wins Patent Lawsuit for Red Phosphor against China’s Yantai Shield Advanced Materials

Mitsubishi Chemical Corporation announced that it obtained a judgment recognizing an infringement for its red phosphor patent in China by Yantai Shield Advanced Materials (Shield). Mitsubishi Chemical has filed a suit in the Shenzhen Intermediate People's Court on January 23, 2015, accusing the Chinese company of infringement for the patents (No. ZL200480040967.7, No. ZL200710199440.4, and No. ZL201110066517.7) that are related to red phosphor. The patents are owned by Mitsubishi and the National Institute for Materials Science (NIMS). Mitsubishi...
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2018-10-31

Everlight’s WOFI Withdraws Appeals, Nichia Again Confirms Its YAG Patent

Nichia has announced that WOFI (Leuchten Wortmann & Filz), Everlight’s German subsidiary has withdrawn its appeal against the judgment of the Düsseldorf District Court concerning the YAG patent EP 936 682 (DE 697 02 929) of Nichia.
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2018-10-25

Everlight Responds to Nichia’s YAG Patent Victory in Germany

In response to Nichia’s announcement of the final result of the patent lawsuit in Germany, Everlight reported that Nichia’s patent in Europe has expired in 2017 and that the result does not affect Everlight’s current products.
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2018-10-23

Nichia’s YAG Patent Finalized in Germany with Everlight Withdrawing Appeals

The patent lawsuit between Japanese LED producer Nichia and Taiwanese LED manufacturer Everlight in Germany has finalized on October 1, 2018.
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2018-04-11

Ultravision Files USITC Complaint Against 37 LED Display Companies

Ultravision International, a manufacturer and distributor of LED displays and LED lighting, has filed a patent infringement complaint at the United States International Trade Commission (USITC), seeking remedial orders barring 37 companies from importing, selling and distributing infringing LED display products in the United States.
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2018-03-21

Light + Building 2018: LED Filament Patent Infringement Caught Red-Handed

LEDinside unexpectedly witnessed that a company got caught red-handed for infringing another company’s patents and had to remove a part of their exhibits.
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2017-11-23

Ultravision International Wins LED Display Patent Infringement Lawsuit against Shenzhen Only Optoelectronic Technology

Ultravision Internationa has been awarded a significant judgment as a result of winning a federal lawsuit against Shenzhen Only Optoelectronic Tech Co Ltd (Shenzhen Only) due to infringement on two patents protecting Ultravision’s proprietary Modular LED Display Panel technology. 
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2017-11-22

Work With the Right Chinese Supplier to Avoid Risk of Intellectual Property Infringement

According to the press, during the 21-day Canton Fair this October(122nd session), the Canton Fair Complaint Station for Intellectual Property Rights(IPR) and Trade Dispute handled 554 IPR related cases in total, 78 more than the number of the previous session.
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2017-11-09

USITC Institutes Section 337 Investigation of Certain LED Lighting Devices, Components, and Power Supplies

The U.S. International Trade Commission (USITC) has voted to institute an investigation of certain LED lighting devices, LED power supplies, and components thereof. 
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2017-10-19

Epistar Files U.S. Patent Infringement Lawsuit Against All Star Lighting Supplies

Epistar Corporation filed a patent infringement lawsuit against All Star Lighting Supplies, Inc., d/b/a Luxrite in the United States District Court for the District of New Jersey on October 13, 2017. The complaint asserts that Luxrite’s LED filament bulbs infringe eight Epistar patents and seeks injunctive relief to halt further sale of the infringing products.
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2017-09-20

Ultravision International and Lighting Technologies Agree to Settle Patent Infringement Claims

Ultravision International, a US-based manufacturer and distributor of LED displays and LED lighting, and American Lighting Technologies, dba Lighting Technologies, have reached a mutual agreement to resolve Ultravision v Lighting Technologies and dismiss two patent infringement litigations pending in the U.S. Court for the Eastern District of Texas.
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2017-08-02

Bridgelux Files Patent Infringement Litigation against EVERLIGHT

Bridgelux, a leading developer and manufacturer of light emitting diode (LED) lighting technologies, yesterday filed a counter claim against EVERLIGHT in the U.S. District Court for the Northern District of California seeking past and current damages, and an injunction preventing further sale of certain products in the United States.  Bridgelux asserts that many EVERLIGHT products including EVERLIGHT’s 2835 and chip-on-board (COB) product lines infringe on Bridgelux United States Patent numbers 6,869,812, 8,567,988, 8,256,929 and 8,092,051.
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2017-06-21

Bridgelux Responds To Everlight Lawsuit Targeting 2835 SMD Products

Bridgelux 2835 surface mount device (SMD) products incorporate cutting-edge technology to deliver unsurpassed performance at competitive prices.  Bridgelux's technology results from years of advanced research and development, and is protected by Bridgelux's intellectual property, which currently includes a patent portfolio of more than 300 worldwide patents that extend across the expanse of light emitting diode (LED) technologies, from chips to luminaire solutions. 
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2017-06-20

EVERLIGHT Files Patent Infringement Litigation against Bridgelux for Protection of Customers’ Rights

EVERLIGHT Electronics Co., Ltd. (EVERLIGHT) on June 10, 2017 filed a patent infringement action against Bridgelux, Inc. in the U.S. District Court for the Northern District of California. EVERLIGHT is claiming that Bridgelux infringes U.S. Patent Nos. 6,335,548 and 7,253,448 by manufacturing and selling infringing LED products, including for example the Bridgelux 2835 series.
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2017-06-08

Seoul Semiconductor Resolves LED Filament Bulb Lawsuit against Global Retailer Kmart and Pursues Further Patent Enforcement Initiatives

On June 8, 2017, Seoul Semiconductor Co., Ltd. and Seoul Viosys Co., Ltd. (collectively “Seoul”) announced that they have resolved a patent litigation that was filed on behalf of Seoul and The Regents of the University of California against Kmart Corporation. The patent case was filed in U.S. Federal District Court, asserting infringement of eight patents based upon Kmart’s sales of Kodak/Spotlite branded filament LED bulbs.
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2017-06-06

Düsseldorf District Court maintains Decisions of Preliminary Injunctions against Everlight for Infringement of Nichia’s YAG Patent

On April 25, 2017, the Düsseldorf District Court in Germany has rendered judgments in favor of Nichia Corporation (“Nichia”) maintaining three preliminary injunctions against Everlight Electronics Co., Ltd. (“Everlight”) for infringement of Nichia’s YAG patent EP 936 682 (DE 697 02 929). The preliminary injunctions concern the white LED products “334-15/X1C5-1QSA”, „334-15/T2C2-1TVB“ and „XI3535-KT577J1-03201-000P“ manufactured by Everlight and distributed in Germany.
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2017-06-05

Nichia Updates on the Patent Lawsuit Filed by Everlight

On April, 25, 2017, a Taiwanese LED manufacturer Everlight Electronics Co., Ltd. (“Everlight”) issued a press release, announcing that it had filed a patent infringement lawsuit in Tokyo District Court against Nichia Corporation (“Nichia”) and other companies.
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2017-05-25

Patent Reexamination Board of the SIPO Dismisses Intematix Suzhou Lighting’s Claim Against Red Phosphor Patent Owned by Mitsubishi Chemical and NIMS

Mitsubishi Chemical Corporation (MCC; Head office: Chiyoda-ku, Tokyo; President: Hitoshi Ochi) and National Institute for Materials Science (NIMS; Location: Tsukuba-shi, Ibaraki; President: Kazuhito Hashimoto) today announced that the Patent Reexamination Board of the State Intellectual Property Office of the P.R.C. (SIPO) has dismissed every aspect of the claim, filed on November 2, 2016, by China’s Intematix Suzhou Lighting Co., Ltd.* 1 (Intematix Suzhou Lighting), requesting for the invalidation of the Chinese patent (No. ZL201110066517.7; “the patent”* 2 ) for red phosphor, a material used extensively in light-emitting diodes (LEDs), owned by MCC and NIMS. The board approved the validity of the patent, and MCC and NIMS received the written decision effective May 10. 
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2017-05-25

Seoul Semiconductor Continuously Pursues Patent Infringement Actions against Everlight Products

Seoul Semiconductor Co., Ltd. (KOSDAQ 046890) — On April 28, 2017, Seoul Semiconductor Europe GmbH (“Seoul”) filed a patent infringement claim in Germany at the District Court of Düsseldorf against Mouser Electronic Inc. (“Mouser), a global electronic components distributor, which it accused of selling Everlight LED products.
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2017-05-24

Veeco’s Patent Infringement Case against SGL to Impact Chinese MOCVD Manufactures

MOCVD equipment is essential to LED production, and graphite wafer carrier is a unique component of MOCVD systems. Due to technology barriers, currently there are only three graphite wafer suppliers globally: German’s SGL Group, Japan’s TOYO TANSO and Dutch company Xycarb.
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2017-05-09

Nichia Wins Important Victory in Federal Circuit Appeal

Nichia Corporation (“Nichia”) announces that the United States Court of Appeals for the Federal Circuit has affirmed a district court decision holding that Everlight Electronics Co., Ltd. and Everlight Americas, Inc. (collectively, “Everlight”) have infringed three Nichia patents.
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2017-05-05

EVERLIGHT Sued Nichia, Citizen and Daiko for Patent Infringement

EVERLIGHT Electronics Co., Ltd. on April 25, 2017 filed its complaints with Tokyo District Court against Nichia Corporation, Citizen Electronics Co., Ltd. and Daiko Electronics Co., Ltd. for patent infringement.
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2017-05-05

Epistar Files 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 Central District of California on April 28, 2017. The complaint asserts that Kichler Lighting’s LED filament bulbs and Utilitech’s LED bulbs sold by Lowe’s infringe several Epistar patents and seeks injunctive relief to halt further sale of the infringing products.
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2017-04-13

Seoul Semiconductor Files Patent Infringement Lawsuit in Germany

On March 31, 2017, Seoul Semiconductor Co., Ltd (“Seoul”) filed a patent infringement lawsuit in Germany in the District Court of Düsseldorf against Mouser Electronics Inc. (“Mouser”), a global electronic components distributor, asserting infringement of an LED patent.
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Natural colour rendering of Optisolis™ LEDs lets visitors experience artwork as the artist intended without degrading the work. Tokushima, Japan – 23 July 2019: Nichia Corporation, the leader in high brightness LED technologies, an... READ MORE

TSLC Corporation, a subsidiary of SemiLEDs, launched sampling of its tri-color Mini LED series, targeted to provide LED display manufacturers with surface-mounting (SMT) compatible devices. The first product in the tri-color multi pixel series... READ MORE