Kunio Seki

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Brushless motor driving circuit
- Patent number 8,390,222
- Issue date Mar 5, 2013
- Oki Semiconductor Co., Ltd.
- Kunio Seki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Semiconductor integrated circuit for brushless motor drive control...
- Patent number 6,563,286
- Issue date May 13, 2003
- Hitachi, Ltd.
- Kunio Seki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Semiconductor integrated circuit for brushless motor drive control...
- Patent number 6,344,721
- Issue date Feb 5, 2002
- Hitachi, Ltd.
- Kunio Seki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Semiconductor integrated circuit for brushless motor drive control...
- Patent number 6,340,873
- Issue date Jan 22, 2002
- Hitachi, Ltd.
- Kunio Seki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and apparatus for driving an electric motor
- Patent number 5,847,521
- Issue date Dec 8, 1998
- Hitachi, Ltd.
- Masatoshi Morikawa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor speed regulating circuit with starter and storage medium driv...
- Patent number 5,621,288
- Issue date Apr 15, 1997
- Hitachi, Ltd.
- Kunio Seki
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor integrated circuit device
- Patent number 5,428,281
- Issue date Jun 27, 1995
- Hitachi, Ltd.
- Kunio Seki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Information processing apparatus including a control circuit for co...
- Patent number 5,384,516
- Issue date Jan 24, 1995
- Hitachi, Ltd.
- Kenji Kawabata
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Power switching circuit
- Patent number 5,293,077
- Issue date Mar 8, 1994
- Hitachi, Ltd.
- Kunio Seki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Amplifier
- Patent number 4,543,539
- Issue date Sep 24, 1985
- Hitachi, Ltd.
- Kunio Seki
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Transistor power amplifier circuit
- Patent number 4,503,478
- Issue date Mar 5, 1985
- Hitachi, Ltd.
- Kunio Seki
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Two signal amplifying system
- Patent number 4,414,514
- Issue date Nov 8, 1983
- Hitachi, Ltd.
- Kunio Seki
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Integrated circuit with at least three ground pads
- Patent number 4,403,240
- Issue date Sep 6, 1983
- Hitachi, Ltd.
- Kunio Seki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Push-pull output circuit
- Patent number 4,336,504
- Issue date Jun 22, 1982
- Hitachi, Ltd.
- Kunio Seki
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Acoustic monolithic power semiconductor integrated circuit and acou...
- Patent number 4,321,428
- Issue date Mar 23, 1982
- Hitachi, Ltd.
- Kunio Seki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Protecting circuit
- Patent number 4,258,406
- Issue date Mar 24, 1981
- Hitachi, Ltd.
- Kunio Seki
- G05 - CONTROLLING REGULATING
Information Patent Grant
Multistage amplifier circuit
- Patent number 4,145,666
- Issue date Mar 20, 1979
- Hitachi, Ltd.
- Kunio Seki
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
BRUSHLESS MOTOR DRIVING APPARATUS
- Publication number 20100237813
- Publication date Sep 23, 2010
- Kunio SEKI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR DRIVING APPARATUS
- Publication number 20100237812
- Publication date Sep 23, 2010
- Kunio SEKI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
BRUSHLESS MOTOR DRIVING CIRCUIT
- Publication number 20100237816
- Publication date Sep 23, 2010
- Kunio SEKI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Apparatus for driving brushless motor
- Publication number 20020185986
- Publication date Dec 12, 2002
- Kunio Seki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Apparatus for driving three-phase half-wave drive brushless motor
- Publication number 20020171388
- Publication date Nov 21, 2002
- Kunio Seki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Apparatus for driving three-phase brushless motor
- Publication number 20020167290
- Publication date Nov 14, 2002
- Kunio Seki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Semiconductor integrated circuit for brushless motor drive control...
- Publication number 20020079860
- Publication date Jun 27, 2002
- Hitachi, Ltd.
- Kunio Seki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Semiconductor integrated circuit for brushless motor drive control...
- Publication number 20010050542
- Publication date Dec 13, 2001
- Kunio Seki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Semiconductor integrated circuit for brushless motor drive control...
- Publication number 20010045812
- Publication date Nov 29, 2001
- Hitachi, Ltd.
- Kunio Seki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Person

Patents Grantslast 30 patents

Brushless motor driving circuit

Semiconductor integrated circuit for brushless motor drive control...

Semiconductor integrated circuit for brushless motor drive control...

Semiconductor integrated circuit for brushless motor drive control...

Method and apparatus for driving an electric motor

Motor speed regulating circuit with starter and storage medium driv...

Semiconductor integrated circuit device

Information processing apparatus including a control circuit for co...

Power switching circuit

Amplifier

Transistor power amplifier circuit

Two signal amplifying system

Integrated circuit with at least three ground pads

Push-pull output circuit

Acoustic monolithic power semiconductor integrated circuit and acou...

Protecting circuit

Multistage amplifier circuit

Patents Applicationslast 30 patents

BRUSHLESS MOTOR DRIVING APPARATUS

MOTOR DRIVING APPARATUS

BRUSHLESS MOTOR DRIVING CIRCUIT

Apparatus for driving brushless motor

Apparatus for driving three-phase half-wave drive brushless motor

Apparatus for driving three-phase brushless motor

Semiconductor integrated circuit for brushless motor drive control...

Semiconductor integrated circuit for brushless motor drive control...

Semiconductor integrated circuit for brushless motor drive control...