Keita Akiyama

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor light-emitting element and method for manufacturing s...
- Patent number 8,610,151
- Issue date Dec 17, 2013
- Stanley Electric Co., Ltd.
- Chiharu Sasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor light-emitting element
- Patent number 8,507,943
- Issue date Aug 13, 2013
- Stanley Electric Co., Ltd.
- Keita Akiyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor light-emitting apparatus and method of manufacturing...
- Patent number 8,367,449
- Issue date Feb 5, 2013
- Stanley Electric Co., Ltd.
- Chiharu Sasaki
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
LIGHT DEFLECTOR AND MANUFACTURING METHOD
- Publication number 20220236556
- Publication date Jul 28, 2022
- STANLEY ELECTRIC CO., LTD
- Keita AKIYAMA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SEMICONDUCTOR LIGHT-EMITTING ELEMENT
- Publication number 20120241808
- Publication date Sep 27, 2012
- Keita Akiyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR LIGHT-EMITTING ELEMENT AND METHOD FOR MANUFACTURING S...
- Publication number 20120228658
- Publication date Sep 13, 2012
- Stanley Electric Co., Ltd
- Chiharu SASAKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR LIGHT-EMITTING APPARATUS AND METHOD OF MANUFACTURING...
- Publication number 20110198634
- Publication date Aug 18, 2011
- Stanley Electric Co., Ltd
- Chiharu SASAKI
- H01 - BASIC ELECTRIC ELEMENTS