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Yasutaka Kohno
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Itami, JP
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last 30 patents
Information
Patent Grant
Method of fabricating semiconductor device
Patent number
5,888,859
Issue date
Mar 30, 1999
Mitsubishi Denki Kabushiki Kaisha
Tomoki Oku
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of making field effect transistor
Patent number
5,888,860
Issue date
Mar 30, 1999
Mitsubishi Denki Kabushiki Kaisha
Yasutaka Kohno
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Field-effect semiconductor device
Patent number
5,808,332
Issue date
Sep 15, 1998
Mitsubishi Denki Kabushiki Kaisha
Yasutaka Kohno
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device electrode
Patent number
5,693,560
Issue date
Dec 2, 1997
Mitsubishi Denki Kabushiki Kaisha
Ryo Hattori
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Recessed gate field effect transistor
Patent number
5,548,144
Issue date
Aug 20, 1996
Mitsubishi Denki Kabushiki Kaisha
Yasutaka Kohno
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for producing semiconductor device
Patent number
5,534,452
Issue date
Jul 9, 1996
Mitsubishi Denki Kabushiki Kaisha
Mamiko Nakanishi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for producing refractory metal gate electrode
Patent number
5,496,748
Issue date
Mar 5, 1996
Mitsubishi Denki Kabushiki Kaisha
Ryo Hattori
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Field effect transistor and method for producing the field effect t...
Patent number
5,471,073
Issue date
Nov 28, 1995
Mitsubishi Denki Kabushiki Kaisha
Yasutaka Kohno
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device with reduced stress applied to gate electrode
Patent number
5,448,096
Issue date
Sep 5, 1995
Mitsubishi Denki Kaushiki Kaisha
Yasutaka Kohno
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Compound semiconductor device with a particular gate structure
Patent number
5,391,899
Issue date
Feb 21, 1995
Mitsubishi Denki Kabushiki Kaisha
Yasutaka Kohno
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing a field effect transistor with a T-shaped g...
Patent number
5,358,885
Issue date
Oct 25, 1994
Mitsubishi Denki Kabushiki Kaisha
Tomoki Oku
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device with reduced stress on gate electrode
Patent number
5,341,015
Issue date
Aug 23, 1994
Mitsubishi Denki Kabushiki Kaisha
Yasutaka Kohno
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of producing a semiconductor device using electron cyclotron...
Patent number
5,322,806
Issue date
Jun 21, 1994
Mitsubishi Denki Kabushiki Kaisha
Yasutaka Kohno
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Production method of a semiconductor device
Patent number
5,250,453
Issue date
Oct 5, 1993
Mitsubishi Denki Kabushiki Kaisha
Yasutaka Kohno
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for producing a semiconductor device
Patent number
5,187,112
Issue date
Feb 16, 1993
Mitsubishi Denki Kabushiki Kaisha
Yasutaka Kohno
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and method for manufacture thereof
Patent number
5,093,274
Issue date
Mar 3, 1992
Mitsubishi Denki Kabushiki Kaisha
Yasutaka Kohno
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of making asymmetrical gate field effect transistor
Patent number
4,997,779
Issue date
Mar 5, 1991
Mitsubishi Denki Kabushiki Kaisha
Yasutaka Kohno
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of fabricating a self aligned semiconductor device
Patent number
4,923,823
Issue date
May 8, 1990
Mitsubishi Denki Kabushiki Kaisha
Yasutaka Kohno
H01 - BASIC ELECTRIC ELEMENTS