Yoshihiro KOGA

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
SOI wafer manufacturing process and SOI wafer
- Patent number 10,170,357
- Issue date Jan 1, 2019
- Sumco Corporation
- Yoshihiro Koga
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
SOI wafer manufacturing process and SOI wafer
- Patent number 9,953,859
- Issue date Apr 24, 2018
- Sumco Corporation
- Yoshihiro Koga
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for manufacturing field effect transistor
- Patent number 6,833,589
- Issue date Dec 21, 2004
- Oki Electric Industry Co., Ltd.
- Hideaki Matsuhashi
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SOI WAFER MANUFACTURING PROCESS AND SOI WAFER
- Publication number 20170062268
- Publication date Mar 2, 2017
- SUMCO CORPORATION
- Yoshihiro KOGA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SOI WAFER MANUFACTURING PROCESS AND SOI WAFER
- Publication number 20170062267
- Publication date Mar 2, 2017
- SUMCO CORPORATION
- Yoshihiro KOGA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method for manufacturing field effect transistor
- Publication number 20030049940
- Publication date Mar 13, 2003
- Hideaki Matsuhashi
- H01 - BASIC ELECTRIC ELEMENTS