Shigeru Fukumoto

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Nishikasugai-gun, JP

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Patents Grantslast 30 patents

Information Patent Grant
GaN green LED drive device and optical transmission device
- Patent number 6,961,033
- Issue date Nov 1, 2005
- Toyoda Gosei Co., Ltd.
- Shigeru Fukumoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Light emitting diode
- Patent number 6,791,116
- Issue date Sep 14, 2004
- Toyoda Gosei Co., Ltd.
- Yuji Takahashi
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Light emitting diode
- Publication number 20030214233
- Publication date Nov 20, 2003
- Toyoda Gosei Co., Ltd.
- Yuji Takahashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
GaN green LED drive device and optical transmission device
- Publication number 20030112209
- Publication date Jun 19, 2003
- TOYODA GOSEI CO., LTD
- Shigeru Fukumoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method for manufacturing optical transmission device
- Publication number 20020114601
- Publication date Aug 22, 2002
- Manabu Kagami
- G02 - OPTICS