Yasutaka Hamaguchi

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Anan-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor light emitting device and method for producing the same
- Patent number 8,698,188
- Issue date Apr 15, 2014
- Nichia Corporation
- Yasutaka Hamaguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nitride semiconductor light emitting device
- Patent number 8,674,381
- Issue date Mar 18, 2014
- Nichia Corporation
- Takahiko Sakamoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nitride semiconductor light emitting device
- Patent number 7,884,379
- Issue date Feb 8, 2011
- Nichia Corporation
- Takahiko Sakamoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nitride semiconductor light emitting device
- Patent number 7,791,098
- Issue date Sep 7, 2010
- Nichia Corporation
- Takahiko Sakamoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nitride semiconductor light emitting device
- Patent number 7,358,544
- Issue date Apr 15, 2008
- Nichia Corporation
- Takahiko Sakamoto
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR LIGHT EMITTING DEVICE AND METHOD FOR PRODUCING THE SAME
- Publication number 20120032225
- Publication date Feb 9, 2012
- Nichia Corporation
- Yasutaka Hamaguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NITRIDE SEMICONDUCTOR LIGHT EMITTING DEVICE
- Publication number 20110095265
- Publication date Apr 28, 2011
- Nichia Corporation.
- Takahiko Sakamoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NITRIDE SEMICONDUCTOR LIGHT EMITTING DEVICE
- Publication number 20080290365
- Publication date Nov 27, 2008
- Takahiko Sakamoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Nitride semiconductor light emitting device
- Publication number 20070272937
- Publication date Nov 29, 2007
- NICHIA CORPORATION
- Takahiko Sakamoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Nitride semiconductor light emitting device
- Publication number 20060017061
- Publication date Jan 26, 2006
- Nichia Corporation.
- Takahiko Sakamoto
- H01 - BASIC ELECTRIC ELEMENTS