Yoshiharu Waki

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Chigasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Thin film magnetic head with air bearing end face of magnetic film...
- Patent number 6,219,200
- Issue date Apr 17, 2001
- Hitachi, Ltd.
- Yoshiharu Waki
- G11 - INFORMATION STORAGE
Information Patent Grant
Lap and lapping liquor
- Patent number 5,456,736
- Issue date Oct 10, 1995
- Hitachi, Ltd.
- Yoshiharu Waki
- B24 - GRINDING POLISHING