Takeaki Okabe

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Driving method and apparatus for display device
- Patent number 6,028,573
- Issue date Feb 22, 2000
- Hitachi, Ltd.
- Isamu Orita
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Switching circuit and display device using the same
- Patent number 6,008,687
- Issue date Dec 28, 1999
- Hitachi, Ltd.
- Isamu Orita
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Semiconductor integrated circuit having semiconductor output device...
- Patent number 5,379,230
- Issue date Jan 3, 1995
- Hitachi, Ltd.
- Masatoshi Morikawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Semiconductor integrated circuit device
- Patent number 4,885,628
- Issue date Dec 5, 1989
- Hitachi, Ltd.
- Yasuo Nagai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Insulated gate semiconductor device with back-to-back diodes
- Patent number 4,831,424
- Issue date May 16, 1989
- Hitachi, Ltd.
- Isao Yoshida
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Transmitter/receiver for ultrasonic diagnostic system
- Patent number 4,817,066
- Issue date Mar 28, 1989
- Hitachi, Ltd.
- Wasao Takasugi
- G01 - MEASURING TESTING
Information Patent Grant
Method of fabricating semiconductor devices which include vertical...
- Patent number 4,814,288
- Issue date Mar 21, 1989
- Hitachi, Ltd.
- Masatoshi Kimura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for fabricating vertical MOSFETs
- Patent number 4,688,323
- Issue date Aug 25, 1987
- Hitachi, Ltd.
- Isao Yoshida
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Insulated gate type field effect semiconductor device and a circuit...
- Patent number 4,599,576
- Issue date Jul 8, 1986
- Hitachi, Ltd.
- Isao Yoshida
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
DMOS With gate protection diode formed over base region
- Patent number 4,492,974
- Issue date Jan 8, 1985
- Hitachi, Ltd.
- Isao Yoshida
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Insulated-gate semiconductor device
- Patent number 4,213,140
- Issue date Jul 15, 1980
- Hitachi, Ltd.
- Takeaki Okabe
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Insulated gate field effect transistor with source field shield ext...
- Patent number 4,172,260
- Issue date Oct 23, 1979
- Hitachi, Ltd.
- Takeaki Okabe
- H01 - BASIC ELECTRIC ELEMENTS

Takeaki Okabe

Person

Patents Grantslast 30 patents

Driving method and apparatus for display device

Switching circuit and display device using the same

Semiconductor integrated circuit having semiconductor output device...

Semiconductor integrated circuit device

Insulated gate semiconductor device with back-to-back diodes

Transmitter/receiver for ultrasonic diagnostic system

Method of fabricating semiconductor devices which include vertical...

Method for fabricating vertical MOSFETs

Insulated gate type field effect semiconductor device and a circuit...

DMOS With gate protection diode formed over base region

Insulated-gate semiconductor device

Insulated gate field effect transistor with source field shield ext...