Kouichi Takahashi

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Memory dialing control system having improved telephone number retr...
- Patent number 5,592,546
- Issue date Jan 7, 1997
- Fujitsu Limited
- Kouichi Takahashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of manufacturing a semiconductor device having rounded trenc...
- Patent number 4,916,086
- Issue date Apr 10, 1990
- Kabushiki Kaisha Toshiba
- Kouichi Takahashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing a bipolar transistor
- Patent number 4,778,772
- Issue date Oct 18, 1988
- Kabushiki Kaisha Toshiba
- Kouichi Takahashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
NPN transistor with base double doped with arsenic and boron
- Patent number 4,667,218
- Issue date May 19, 1987
- Tokyo Shibaura Electric Company, Limited
- Kouichi Takahashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Fabrication of transistors having specifically paired dopants
- Patent number 4,263,067
- Issue date Apr 21, 1981
- Tokyo Shibaura Electric Co., Ltd.
- Kouichi Takahashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of reducing emitter dip in transistors utilizing specificall...
- Patent number 4,226,650
- Issue date Oct 7, 1980
- Kouichi Takahashi
- H01 - BASIC ELECTRIC ELEMENTS