Mitsutaka Homma

Person

Saitama-ken, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Electromagnetic actuator
- Patent number 7,605,680
- Issue date Oct 20, 2009
- Kabushiki Kaisha Toshiba
- Yasuhiro Matsumoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Operating apparatus for switching device
- Patent number 6,373,675
- Issue date Apr 16, 2002
- Kabushiki Kaisha Toshiba
- Toshiharu Yamazaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Vacuum interrupter and vacuum switch thereof
- Patent number 6,346,683
- Issue date Feb 12, 2002
- Kabushiki Kaisha Toshiba
- Tsutomu Okutomi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Contact material
- Patent number 6,210,809
- Issue date Apr 3, 2001
- Kabushiki Kaisha Toshiba
- Tsutomu Okutomi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Vacuum valve
- Patent number 6,107,582
- Issue date Aug 22, 2000
- Kabushiki Kaisha Toshiba
- Tsutomu Okutomi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrode arrangement of vacuum circuit breaker with magnetic membe...
- Patent number 6,080,952
- Issue date Jun 27, 2000
- Kabushiki Kaisha Toshiba
- Tsutomu Okutomi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing a semiconductor device
- Patent number 5,056,702
- Issue date Oct 15, 1991
- Kabushiki Kaisha Toshiba
- Masako Nakahashi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Air-tight ceramic container
- Patent number 4,917,642
- Issue date Apr 17, 1990
- Kabushiki Kaisha Toshiba
- Masako Nakahashi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method for processing vacuum switch and vacuum switch processed by...
- Patent number 4,736,078
- Issue date Apr 5, 1988
- Kabushiki Kaisha Toshiba
- Koichi Yasuoka
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Electromagnetic Actuator
- Publication number 20070257756
- Publication date Nov 8, 2007
- Kabushiki Kaisha Toshiba
- Yasuhiro Matsumoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTROMAGNETIC ACTUATOR
- Publication number 20070200653
- Publication date Aug 30, 2007
- Kabushiki Kaisha Toshiba
- Yasuhiro Matsumoto
- H01 - BASIC ELECTRIC ELEMENTS

Mitsutaka Homma

Person

Patents Grantslast 30 patents

Electromagnetic actuator

Operating apparatus for switching device

Vacuum interrupter and vacuum switch thereof

Contact material

Vacuum valve

Electrode arrangement of vacuum circuit breaker with magnetic membe...

Method of manufacturing a semiconductor device

Air-tight ceramic container

Method for processing vacuum switch and vacuum switch processed by...

Patents Applicationslast 30 patents

Electromagnetic Actuator

ELECTROMAGNETIC ACTUATOR