Norihiko Nakajima

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Nagano, JP

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Patents Grantslast 30 patents

Information Patent Grant
Substrate for a perpendicular magnetic recording medium, perpendicu...
- Patent number 7,361,419
- Issue date Apr 22, 2008
- Fuji Electric Device Technology Co., Ltd.
- Hiroyuki Uwazumi
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Substrate for a perpendicular magnetic recording medium, perpendicu...
- Publication number 20040234819
- Publication date Nov 25, 2004
- Hiroyuki Uwazumi
- G11 - INFORMATION STORAGE
Information Patent Application
Method for cleaning a glass substrate for a magnetic recording medi...
- Publication number 20020015863
- Publication date Feb 7, 2002
- Norihiko Nakajima
- C03 - GLASS MINERAL OR SLAG WOOL