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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2019-08-30

Patent News: Mitsubishi Chemical Wins Patent Lawsuit of Red Phosphor; ITC Investigates UC’s Filament LED Technology

Intellectual properties are crucial for technology developers and manufacturers. As a result, the disputes for patented technologies continue to go on. This week, Japan’s Mitsubishi Chemical Corporation (MCC) announced its victory of patent infringement litigation and the U.S. International Trade Commission (ITC) has begun investigation for the patent infringement case raised by UC Santa Barbara. MCC reported that on July 31 it obtained a judgement recognizing the infringement of its patent for red phosphor in China by the defendants, U.S.-based Intem...
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2018-12-07

JD.com and Mitsubishi Chemical Partner to Open Hydroponic Plant Factory in Beijing

Chinese e-commerce company JD.com, has opened a plant factory adopting hydroponic technology provided by Mitsubishi Chemical to supply fresh food for its online and offline customers. Through the strategic collaboration with Mitsubishi Chemical, JD.com plans to increase its capability of food production in order to control and monitor the quality of its food products. The company aims to set up to 10 plant factories in China. The newly built facility locates in the Tongzhou District of Beijing and is expected to produce 300 tons of vegetable annually with its 11,040 square...
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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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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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2015-08-28

Mitsubishi Chemical, Pioneer Develop Bluelight-Free OLED Lighting Module

Mitsubishi Chemical Corporation and Pioneer Corporation announced that MCC and Pioneer have successfully developed the first bluelight-less OLED lighting module made with a wet coating process for the light-emitting layer, and will begin shipping samples on August 1.
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2015-03-12

Mitsubishi Chemical Files Patent Infringement Lawsuit Against Chinese Red Phosphor Maker

Mitsubishi Chemical Corporation (MCC; Head office: Chiyoda-ku, Tokyo; President: Hiroaki Ishizuka) today announced that on January 23, the company filed a suit in the Intermediate People's Court in Shenzhen City alleging that products of Yantai Shield Advanced Materials Co., Ltd. and U.S.-based Intematix Corporation infringed on a patent (Chinese patent no. ZL201110066517.7, etc.) for red phosphor owned by MCC and National Institute for Materials Science. MCC seeks an injunction on the production and sale of phosphors in China and damages in this lawsuit.
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2014-06-06

Mitsubishi Chemical Wins Appeal Against Intematix for Red Phosphor Patent

Mitsubishi Chemical Corporation and National Institute for Materials Science today announced that the Patent Court of Korea rejected an appeal by U.S.-based Intematix Corporation contesting a patent for red phosphor owned by MCC and NIMS (Korean Patent No. 816693) — a material used extensively in light-emitting diodes (LEDs). 
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2013-02-12

Intematix and Mitsubishi Chemical LED Patent Update: Court Defers Taking Any Enforcement Action

Intematix Corporation, an innovator of patented phosphors and phosphor components for high-quality LED lighting, provided an update on its patent infringement litigation in South Korea with Mitsubishi Chemical Corporation.
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2012-12-18

Mitsubishi Chemical Improves LED Phosphor Supply with Chinese OEM

Mitsubishi Chemical plans to seek for Chinese companies, to contract for its production of LED fluorescent powder in 2013. And the output of fluorescent powder is expected to be twice as current. The Japanese company holds 50%-80% global market share for red fluorescent powder, and it intends to manufacture red fluorescent powder in mainland China, and has invested 400 million JPY to acquire 30% shareholding in Beijing Nakamura-Yuji Science and Technology Co. And the latter will become OEM for Mitsubishi after the completion of technology transfer....
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