Yohichi Kusagaya

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Mishima, JP

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic disk apparatus and servo signal recording method
- Patent number 7,116,509
- Issue date Oct 3, 2006
- Hitachi Global Storage Technologies Japan, Ltd.
- Kei Yasuna
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Magnetic disk apparatus and servo signal recording method
- Publication number 20040190184
- Publication date Sep 30, 2004
- Kei Yasuna
- G11 - INFORMATION STORAGE