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Seizi Hattori
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Ibaragi, JP
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Patents Grants
last 30 patents
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Patent Grant
Magnetic recording medium and process for producing the same
Patent number
4,232,061
Issue date
Nov 4, 1980
Fujitsu Limited
Seizi Hattori
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of producing magnetic thin film
Patent number
4,232,071
Issue date
Nov 4, 1980
Nippon Telegraph & Telephone Public Corporation
Akira Terada
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Magnetic recording medium and process for producing the same
Patent number
4,215,158
Issue date
Jul 29, 1980
Fujitsu Limited
Seizi Hattori
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Process for producing a magnetic recording medium
Patent number
4,156,037
Issue date
May 22, 1979
Fujitsu Limited
Seizi Hattori
G11 - INFORMATION STORAGE