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Yunosuke Kawabe
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Yokohama, JP
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last 30 patents
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Patent Grant
Method for producing a semiconductor device utilizing V-groove etch...
Patent number
4,546,537
Issue date
Oct 15, 1985
Fujitsu Limited
Yunosuke Kawabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and method for its preparation
Patent number
RE31937
Issue date
Jul 2, 1985
Fujitsu Ltd.
Yoshinobu Momma
357 -
Information
Patent Grant
Semiconductor devices having improved alignment marks
Patent number
4,338,620
Issue date
Jul 6, 1982
Fujitsu Limited
Yunosuke Kawabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing semiconductor devices having improved align...
Patent number
4,233,091
Issue date
Nov 11, 1980
Fujitsu Limited
Yunosuke Kawabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and method for its preparation
Patent number
4,231,057
Issue date
Oct 28, 1980
Fujitsu Limited
Yoshinobu Momma
H01 - BASIC ELECTRIC ELEMENTS