Akihiko Kohanawa

Follow

Person

Fukiage, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Circuit breaker
- Patent number 6,838,960
- Issue date Jan 4, 2005
- Fuji Electric Co., Ltd.
- Koji Asakawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Circuit breaker
- Patent number 5,886,606
- Issue date Mar 23, 1999
- Fuji Electric Co., Ltd.
- Hiroaki Tosaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Circuit breaker arc quenching device with venting structure includi...
- Patent number 5,569,894
- Issue date Oct 29, 1996
- Fuji Electric Co., Ltd.
- Naoshi Uchida
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Arc extinction chamber unit in a multipolar circuit breaker
- Patent number 4,935,589
- Issue date Jun 19, 1990
- Fuji Electric Co., Ltd.
- Akihiko Kohanawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Contactor structure of circuit breaker
- Patent number 4,635,012
- Issue date Jan 6, 1987
- Fuji Electric Co., Ltd.
- Akihiko Kohanawa
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Circuit breaker
- Publication number 20030169562
- Publication date Sep 11, 2003
- Koji Asakawa
- H01 - BASIC ELECTRIC ELEMENTS