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IP, Reports & Roadmaps | Apr 17, 2008

Toyoda Gosei has a license from Dr. Neumark for the '499 patent

Concerning the matter of the complaint filed with the United States International Trade Commission (the “ITC”) by Dr. Gertrude Neumark Rothschild (“Dr. Neumark”) of New York State, U.S.A., on February 20, 2008, seeking a block on imports, etc., of short-wavelength LEDs, etc., based on U.S. patent No. 5252499 (“the ’499 patent”) held by Dr. Neumark, please be informed as follows. Read more »

IP, Reports & Roadmaps | Apr 10, 2008

Seoul Semiconductor Signs License Agreement with Professor Neumark Rothschild

Seoul Semiconductor, one of the world’s leading LED manufacturers, signed a license agreement with Professor Gertrude Neumark Rothschild of the United States in early April 2008. Professor Neumark Rothschild, formerly with Columbia University, filed a complaint in the United States International Trade Commission (US ITC) against 34 companies on February 19, 2008. Read more »

IP, Reports & Roadmaps | Mar 26, 2008

Intematix Adds Latest Phosphor Patent Award to Growing IP Portfolio

Intematix Corp. a leading innovator of advanced materials solutions and provider of patent-backed merchant phosphor products for solid state lighting applications, today announced the addition of US Patent Number 7,311,858 for silicate based yellow-green phosphors to its growing intellectual property portfolio. Yellow-green phosphors are typically combined with a blue LED emitter to produce energy efficient solid state white lighting in a growing variety of applications. Read more »

IP, Reports & Roadmaps | Mar 26, 2008

PHILIPS SSLS Licenses Patent Portfolio to Renaissance Lighting

Philips Solid-State Lighting Solutions, the new entity formed by Philips' acquisition of Color Kinetics, and Renaissance Lighting have completed a licensing agreement that provides Renaissance Lighting with access to Philips Solid-State Lighting Solutions' worldwide patent portfolio. The agreement enables Renaissance Lighting to offer its own intelligent LED lighting products, as well as to use Philips Solid-State Lighting Solutions' core technology in other new product development. Read more »

IP, Reports & Roadmaps | Mar 26, 2008

ITC Investigation on Products Suspected to Infringe Professor Neumark's LED/LD Patent

The U.S. International Trade Commission (ITC) has voted to institute an investigation of certain short-wavelength light emitting diodes, laser diodes, and products containing same. The products at issue in this investigation are short-wavelength (e.g., blue, violet) LEDs and laser diodes that are used in products such as hand-held mobile devices, instrument panels, billboards, traffic lights, HD DVD players (e.g., Blu-ray disc players), and data storage devices. 30 companies are affected by the investigation. Read more »

IP, Reports & Roadmaps | Feb 28, 2008

Cree Granted Patent on LED with Current Confinement Structure and Surface Roughening

Cross section of one general embodiment of the invention Cree, a market-leading innovator and manufacturer of semiconductors that enhance the value of LED solid-state lighting products by significantly increasing their energy performance, has got granted patent number US7,335,920B2, dealing with enhancement of LED efficiency. Read more »

IP, Reports & Roadmaps | Feb 22, 2008

Catalyst Granted Patent on Switching Architecture for LED Lighting Products

Catalyst Semiconductor, Inc. (NASDAQ:CATS) a supplier of analog, mixed-signal and non-volatile memory semiconductors, announced it has received a patent for a unique step-down switching regulator circuit architecture applicable to step-down regulators for driving high brightness LEDs. The patent, titled “LED current bias control using step-down regulator” (patent number 7,323,828), was developed to simplify the design of high brightness LED lighting in emerging household, commercial and automotive lighting applications. Read more »

IP, Reports & Roadmaps | Feb 20, 2008

Light Emitting Diode Light Source with Heat Transfer Means

Basic System of the "Light emitting diode light source with heat transfer means" High brightness LEDs are mounted directly on a heat pipe or are mounted on a substrate, which is mounted on the heat pipe. The heat pipe can be a common electrode for the LEDs mounted on the heat pipe. Multiple heat pipes can be arranged so that the LED arrays form a light recycling cavity to emit and reflect light. Read more »

IP, Reports & Roadmaps | Feb 11, 2008

OSRAM Adds Another Renowned Manufacturer to Its List of Licensees

OSRAM has granted a license, in return for an appropriate fee, to PerkinElmer Inc., the American supplier of precision and photonic components, that allows it to manufacture and market white LEDs with conversion technology. The patent for this technology is held by the OSRAM subsidiary OSRAM Opto Semiconductors. Read more »

IP, Reports & Roadmaps | Jan 29, 2008

Monolithic multi-color, multi-quantum well semiconductor LED

Structure of the invented multi-color semiconductor light emitting diode (LED) A monolithic, multi-color semiconductor light emitting diode (LED) is formed with a multi-bandgap, multi-quantum well (MQW) active light emitting region which emits light at spaced-apart wavelength bands or regions ranging from UV to red. The MQW active light emitting region comprises a MQW layer stack including n quantum barriers which space apart n−1 quantum wells. Embodiments include those wherein the MQW layer stack includes quantum wells of at least two different bandgaps for emitting light of two different wavelengths, e.g., in the blue or green regions and in at least one other region, and the intensities of the emissions are adjusted to provide a preselected color of combined light emission, preferably white light.m barrier, a 3rd green quantum well, a quantum barrier, a 1st blue quantum well, a quantum barrier, a 2nd blue quantum well, and a quantum barrier. Read more »

IP, Reports & Roadmaps | Jan 07, 2008

Patent Dispute - Next Round: A Lawsuit Is Filed Against Seoul Semiconductor Co., Ltd. for Defamation

Nichia Corporation announced today that it filed a lawsuit in the Seoul Central District Court seeking compensation for damages for defamation against Seoul Semiconductor Co., Ltd. (“Seoul Semiconductor”). Read more »

IP, Reports & Roadmaps | Jan 07, 2008

Patent Dispute - Next Round: Seoul Semiconductor filed a defamation lawsuit against Nichia

Seoul Semiconductor announced today that it has filed a defamation lawsuit against Nichia Corporation for Nichia’s false statements about N.D. Cal Case (“Design Case”) with Central District Court in Seoul, Korea. Seoul Semiconductor’s suit against Nichia, filed on January 7, 2008, seeks compensation for damages for defamation in the amount of 0.5 billion Korean won (approximately US$531,000). Read more »

IP, Reports & Roadmaps | Dec 07, 2007

Nexxus Lighting Issued New Patent for Submersible LED Lighting Technology

Nexxus Lighting, Inc. (NASDAQ CAPITAL:NEXS), a world leader in advanced lighting technology, including solid-state LED and fiber optic lighting systems and controls used in commercial, architectural, signage, swimming pool and retail lighting, today announced that it has been issued a new patent related to its LED lighting technology. US patent number 7,303,301 is for a unique method of heat sinking an LED light engine in a lighting fixture when it is submerged in a body of water. Read more »

IP, Reports & Roadmaps | Dec 05, 2007

Seoul Semiconductor files a Complaint against Nichia with U.S.I.T.C.

Seoul Semiconductor Corp. filed a complaint with the United States International Trade Commission (USITC) alleging that Nichia Corporation engaged in unfair trade practices through the importation and sales of Gallium Nitride (GaN) based laser diode products that infringe Seoul Semiconductor's U.S. Patent No. 5,321,713 ('713 patent). Read more »

IP, Reports & Roadmaps | Nov 14, 2007

SEOUL SEMICONDUTOR ANSWERS ON NICHIAs PATENT INFRINGEMENT SUIT

Seoul Semiconductor has substantially prevailed at U.S. Design Case. - Found Not Liable for Damages on 3 of 4 Nichia Corporation’s U.S. Design Patents. Seoul Semicondutor files patent infringement suit against Nichia in the US. - It is pertaining to its patent covering all of Nichia's LED products. Read more »

IP, Reports & Roadmaps | Nov 12, 2007

Northern District of California jury affirmed Seoul Semiconductor’s infringement of Nichia patents

Nichia Corporation announced today that the jury unanimously rendered a verdict that found the infringement of Nichia’s design patents in the infringement lawsuit in the United States District Court for the Northern District of California brought by Nichia Corporation (“Nichia”) against Seoul Semiconductor, Ltd. and Seoul Semiconductor, Inc.(verdict form) Read more »

IP, Reports & Roadmaps | Oct 31, 2007

OSRAM wins patent dispute with Kingbright in the German courts

The District Court of Düsseldorf has upheld almost all the claims of OSRAM Opto Semiconductors, one of the world’s leading manufacturers of opto-semiconductors, in its patent dispute with the Taiwanese LED manufacturer Kingbright. The court ruled that Kingbright had infringed basic patent and utility model rights of OSRAM Opto Semiconductors. In accordance with the judgment, Kingbright may no longer sell many of its LED products in Germany and must also destroy its stocks of these products currently in Germany. Read more »

IP, Reports & Roadmaps | Oct 31, 2007

Patent exchange triggers progress in LED technology

The Japanese high-tech company Toyoda Gosei Ltd. (Aichi/Japan) and OSRAM GmbH (Munich/Germany) have signed an agreement for the mutual use of patents for certain LED and laser technologies. Read more »

IP, Reports & Roadmaps | Oct 29, 2007

Seoul High Court in Korea confirms decision from the Patent Court of Korea in favour of SSC

Seoul Semiconductor (KOSDAQ; 046890), the leading LED manufacturer in Korea and the eight largest in the world, today announced that on October 24, 2007, the Seoul High Court in Korea has ruled in favour of Seoul Semiconductor in an appeal on a decision from the Seoul Central District Court to turned down Seoul Semiconductor’s lawsuit against Itswell, a Korea-based LED manufacturer. Seoul Semiconductor lawsuit sought damages for past infringement of its utility patent for producing white LED as well as an injunction against any further infringing activities. The Seoul High Court also ruled on October 24 that Itswell shall pay Seoul Semiconductor damages compensation in the amount of US$1.2 million. Read more »

IP, Reports & Roadmaps | Oct 23, 2007

PHILIPS SOLID-STATE LIGHTING SOLUTIONS AND BOCA FLASHER SIGN LICENSING AGREEMENT

Philips Solid-State Lighting Solutions, the new entity formed by Philips' acquisition of Color Kinetics, today announced that Boca Flasher has licensed its worldwide patent portfolio, allowing for increased product depth and capabilities of Boca Flasher's intelligent LED lighting products. Read more »

IP, Reports & Roadmaps | Oct 22, 2007

SSC Wins Repeated Attempts to Challenge its White LED Patent

Seoul Semiconductor (KOSDAQ: 046890), one of the eight largest LED manufacturers in the world, announced that on October 11, 2007 the Patent Court of Korea turned down appeals brought by Taiwan-based Advanced Optoelectronic Technology Inc.(AOT) and Korea-based ITSWELL to overturn earlier decisions from the Korean Intellectual Property Tribunal. The Tribunal had rejected patent invalidation actions brought by AOT and ITSWELL against Seoul Semiconductors utility patent for producing white LED. Read more »

IP, Reports & Roadmaps | Oct 22, 2007

EPISTAR SUES TO STOP LUMILEDS FROM CONTINUED UNFAIR COMPETITION AND FOR BREACH OF CONTRACT

Epistar Corporation today announced that, on October 10, 2007 (U.S. time) it filed a complaint (“the Complaint”) against Philips Lumileds Lighting Company to stop Lumileds from competing unfairly and interfering with Epistar’s business relations, for breaching the terms of a Settlement Agreement, and for a declaration of contractual rights. Read more »

IP, Reports & Roadmaps | Oct 11, 2007

Seoul Semiconductor reacts on Nichia's Lawsuit

Seoul Semiconductor (KOSDAQ: 046890), one of the eight largest LED manufacturers in the world, announced today that on September 17, 2007 Nichia Corporation filed a lawsuit in the Seoul Central District Court against Seoul Semiconductor Co., Ltd. ("Seoul Semiconductor"). The suit alleges that Seoul Semiconductor's blue chips for white LED products (part no. TWH104-HS), which Seoul Semiconductor produces and sells, infringe on Nichia's Korean patent (no. 406201). Nichia seeks damages for past infringement as well as an injunction against any further infringing activity. Seoul Semiconductor received the complaint from Nichia on Oct 1st, 2007 and following its investigation, responds it is clear that Seoul Semiconductor has not infringed on the patent (no 406201). Seoul Semiconductor has patent technologies as below and has not infringed on the patent above. Read more »

IP, Reports & Roadmaps | Oct 10, 2007

Nichia agressively forces Patent Infringement Lawsuits: 2nd Lawsuit against Seoul Semiconductor Co. Ltd. over White LEDs in Korea

Nichia Corporation ("Nichia") announced today that it filed a new lawsuit on October 10, 2007, in the Seoul Central District Court against Seoul Semiconductor Co., Ltd. ("Seoul Semiconductor") for infringing Nichia's patent. Read more »

IP, Reports & Roadmaps | Oct 02, 2007

U.S. Court of Appeals for the Federal Circuit denies Epistar’s motion to stay ITC exclusion order pending appeal

The United States Court of Appeals for the Federal Circuit has denied Epistar’s request to stay enforcement of the U.S. International Trade Commission’s (ITC’s) limited exclusion order prohibiting importation of Epistar’s OMA, MB, and GB products into the United States. The ITC earlier denied a similar request by Epistar. Read more »

IP, Reports & Roadmaps | Oct 01, 2007

Toyoda Gosei and OSRAM GmbH enter Agreement concerning LED-related patents

Toyoda Gosei Co., Ltd. (“Toyoda Gosei”) and OSRAM GmbH, Germany (“OSRAM”), entered an agreement to allow the companies (including subsidiaries) to use each other’s patents for specific technologies in Group III-V nitride compound semiconductor light emitting diodes (“LEDs”), which include white LEDs technology. Read more »

IP, Reports & Roadmaps | Sep 27, 2007

Led package structure and method for manufacturing the same

LED package structure according to a preferred embodiment of the present invention A LED package structure is disclosed. The LED package structure includes a substrate, a light emitting diode, a plasma chemical vapor deposition layer and a transparent material layer, wherein the substrate has a plurality of contacts. The light emitting diode is disposed on the substrate and electrically contacted to the contacts. The plasma chemical vapor deposition layer is disposed on the light emitting diode and the refractive index of the plasma chemical vapor deposition layer is smaller than that of the light emitting diode. The transparent material layer is disposed on the plasma chemical vapor deposition layer and the refractive index of the transparent material layer is smaller than that of the plasma chemical vapor deposition layer. Read more »

IP, Reports & Roadmaps | Sep 21, 2007

Competitive Technologies Signs Marketing Agreement for Over 50 LED Patented Technologies

Competitive Technologies, Inc. (AMEX: CTT) announced today that it has signed a marketing and royalty sharing agreement with a Fortune 100 company to license and commercialize their group of over 50 U.S. patents related to Light Emitting Diodes (LEDs). The LED industry, also referred to as Solid State Lighting (SSL), is undergoing rapid growth and is projected to be a $7 billion industry in three years. Read more »

IP, Reports & Roadmaps | Sep 17, 2007

NICHIA ANNOUNCES EXPANDED PATENT CROSS LICENSE WITH CREE AND FILES LAWSUITE AGAINST SEOUL SEMICONDUTOR LTD IN KOREA

Nichia Corporation today announced that Nichia and Cree, Inc. (Nasdaq: CREE) have entered into an agreement that expands their cross license arrangements announced in 2002 and 2005 to include additional patents relating to white LED technology and certain Cree patents relating to nitride lasers. At the same time Nichia filed a lawsuit in the Seoul Central District Court against Seoul Semiconductor Co., Ltd. ("Seoul Semiconductor") for infringing Nichia's patent. Read more »

IP, Reports & Roadmaps | Aug 31, 2007

Seoul Semiconductor, Korea and OSRAM, Germany Have Signed a Patent Cross License Agreement

Jae Jo Kim, Executive Vice President of Seoul Semiconductor and Gerd Pokorny, Senior Vice President of OSRAM GmbH signed cross license agreement Seoul Semiconductor (KOSDAQ; 046890), the eighth-largest LED manufacturer in the world, announced today that it has signed a patent cross-license agreement with OSRAM GmbH, a leading LED manufacturer based in Munich, Germany. Under this agreement, Seoul Semiconductor and OSRAM including its wholly-owned subsidiary OSRAM Opto Semiconductors of Regensburg, Germany, will share their patents pertaining to white and visible LED technologies. Read more »

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NICHIA LED Technology Presented at LICHTWOCHE München

NICHIA LED Technology Presented at LICHTWOCHE München LED manufacturer NICHIA, a specialist in highly efficient lighting, Human Centric Lighting and the imitation of natural light, will participate in the Munich Lichtwoche 2021 from 5 to 12 November with a light installation, two presentations and a discussion on the topic of UV-C. The light ... Read more »

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