Inventor

FUJITA HIDETAKA

JP3 patents

Patents

3 patents

US6480082B1Nov 12, 2002

Circuit breaker

HITACHI LTD43 citations86

US6774750B2Aug 10, 2004

Circuit breaker

HITACHI LTD2 citations59

US6900712B2May 31, 2005

Circuit breaker

HITACHI LTD0 citations48