Inventor

KISHIKAWA TAKAO

JP3 patents

Patents

3 patents

US6795324B2Sep 21, 2004

Power converter

HITACHI LTD9 citations71

US6492790B2Dec 10, 2002

Driving system for driving AC motor

HITACHI LTD10 citations70

US6490187B2Dec 3, 2002

Semiconductor electric power conversion device

HITACHI LTD13 citations68