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Katsuya Fukasawa
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Yokohama, JP
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last 30 patents
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Patent Grant
Method of electrically connecting a magnetic head, a magnetic head...
Patent number
6,188,546
Issue date
Feb 13, 2001
Hitachi, Ltd.
Yasuyuki Nakajima
G11 - INFORMATION STORAGE
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Patent Grant
Method of fine grain milling and machine therefor
Patent number
5,947,796
Issue date
Sep 7, 1999
Hitachi, Ltd.
Hirotaka Imayama
B08 - CLEANING
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Patent Grant
Method of fine grain milling and machine therefor
Patent number
5,560,743
Issue date
Oct 1, 1996
Hitachi, Ltd.
Hirotaka Imayama
B08 - CLEANING