Yoshihumi Ajishi

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Nagano, JP

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic recording medium and manufacturing process thereof
- Patent number 6,673,476
- Issue date Jan 6, 2004
- Fuji Electric Co., Ltd.
- Yoshiharu Kashiwakura
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Magnetic recording medium and manufacturing process thereof
- Publication number 20020114979
- Publication date Aug 22, 2002
- Yoshiharu Kashiwakura
- 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