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Akira Tabata
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Zama, JP
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last 30 patents
Information
Patent Grant
Method for fabricating isolation region in semiconductor devices
Patent number
RE34400
Issue date
Oct 5, 1993
Fujitsu Limited
Hiroshi Goto
437 -
Information
Patent Grant
Method for fabricating a bipolar transistor having self aligned bas...
Patent number
4,824,794
Issue date
Apr 25, 1989
Fujitsu Limited
Akira Tabata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of producing a complementary semiconductor device with a die...
Patent number
4,579,625
Issue date
Apr 1, 1986
Fujitsu Limited
Akira Tabata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for fabricating a dielectric isolated integrated circuit device
Patent number
4,567,646
Issue date
Feb 4, 1986
Fujitsu Limited
Tamotsu Ishikawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for fabricating isolation region in semiconductor devices
Patent number
4,509,249
Issue date
Apr 9, 1985
Fujitsu Ltd.
Hiroshi Goto
H01 - BASIC ELECTRIC ELEMENTS