Tetsuya Takahashi

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Manufacturing method and manufacturing apparatus of a group III nit...
- Patent number 9,376,763
- Issue date Jun 28, 2016
- Ricoh Company, Ltd.
- Hirokazu Iwata
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Manufacturing method and manufacturing apparatus of a group III nit...
- Patent number 8,337,617
- Issue date Dec 25, 2012
- Ricoh Company, Ltd.
- Hirokazu Iwata
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents

Information Patent Application
MANUFACTURING METHOD AND MANUFACTURING APPARATUS OF A GROUP III NIT...
- Publication number 20130074762
- Publication date Mar 28, 2013
- Hirokazu Iwata
- C30 - CRYSTAL GROWTH
Information Patent Application
Manufacturing Method and Manufacturing Apparatus of a Group III Nit...
- Publication number 20080264331
- Publication date Oct 30, 2008
- Hirokazu Iwata
- C30 - CRYSTAL GROWTH