Nobuhiro Arai

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Ibaraki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Metal substrate and light source device
- Patent number 8,742,432
- Issue date Jun 3, 2014
- Mitsubishi Chemical Corporation
- Yoshihito Sato
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor light emitting device
- Patent number 6,791,181
- Issue date Sep 14, 2004
- Mitsubishi Chemical Corporation
- Hideyoshi Horie
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
METAL SUBSTRATE AND LIGHT SOURCE DEVICE
- Publication number 20120138990
- Publication date Jun 7, 2012
- MITSUBISHI CHEMICAL CORPORATION
- Yoshihito SATO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor light emitting device
- Publication number 20020063329
- Publication date May 30, 2002
- Hideyoshi Horie
- H01 - BASIC ELECTRIC ELEMENTS