Koichi Sakai

Person

Nagoya, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Electronic tuning circuit for an AM receiver
- Patent number 5,678,212
- Issue date Oct 14, 1997
- Toko Kabushiki Kaisha
- Koichi Sakai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Salient-pole rotary electric machine
- Patent number 4,795,933
- Issue date Jan 3, 1989
- Hitachi, Ltd.
- Koichi Sakai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Cathode-ray tubes and coating materials therefor
- Patent number 4,760,310
- Issue date Jul 26, 1988
- Hitachi Powdered Metals Co., Ltd.
- Sadao Deyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Deflection system for a two electron beam cathode ray tube
- Patent number 4,604,547
- Issue date Aug 5, 1986
- Sony Corporation
- Tsunenari Saito
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Full-wave rectifier circuit
- Patent number 4,575,643
- Issue date Mar 11, 1986
- Toko Kabushiki Kaisha
- Koichi Sakai
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Non-linear integration circuit
- Patent number 4,546,274
- Issue date Oct 8, 1985
- Toko Kabushiki Kaisha
- Koichi Sakai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Variable impedance circuit
- Patent number 4,517,508
- Issue date May 14, 1985
- Toko, Inc.
- Koichi Sakai
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Semiconductor integrated circuit device
- Patent number 4,394,625
- Issue date Jul 19, 1983
- Toko, Inc.
- Koichi Sakai
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Transistor circuit having two comparator levels
- Patent number 4,375,598
- Issue date Mar 1, 1983
- Toko, Inc.
- Koichi Sakai
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Loudness control circuit
- Patent number 4,320,534
- Issue date Mar 16, 1982
- Toko Kabushiki Kaisha
- Koichi Sakai
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Noise cancelling system for FM receiver
- Patent number 4,195,203
- Issue date Mar 25, 1980
- Toko, Inc.
- Koichi Sakai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Deflection device for use with in-line type color cathode ray tubes
- Patent number 4,122,422
- Issue date Oct 24, 1978
- Sony Corporation
- Yoshikazu Hasegawa
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
PERFORMANCE TROUBLE ISOLATION SUPPORT APPARATUS
- Publication number 20100153790
- Publication date Jun 17, 2010
- Fujitsu Limited
- Yasuhide Matsumoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Document display apparatus
- Publication number 20050022109
- Publication date Jan 27, 2005
- Fujitsu Limited
- Koichi Sakai
- G06 - COMPUTING CALCULATING COUNTING

Koichi Sakai

Person

Patents Grantslast 30 patents

Electronic tuning circuit for an AM receiver

Salient-pole rotary electric machine

Cathode-ray tubes and coating materials therefor

Deflection system for a two electron beam cathode ray tube

Full-wave rectifier circuit

Non-linear integration circuit

Variable impedance circuit

Semiconductor integrated circuit device

Transistor circuit having two comparator levels

Loudness control circuit

Noise cancelling system for FM receiver

Deflection device for use with in-line type color cathode ray tubes

Patents Applicationslast 30 patents

PERFORMANCE TROUBLE ISOLATION SUPPORT APPARATUS

Document display apparatus