Inventor
MINE TOSHISUKE
JP5 patents
Patents
5 patentsUS4884182ANov 28, 1989
Current source power converting apparatus with overvoltage protection
HITACHI LTD26 citations92
US4636932AJan 13, 1987
dv/dt Protection circuit device for an AC-DC converter apparatus
HITACHI LTD7 citations73
US4773508ASep 27, 1988
Elevator control apparatus
HITACHI LTD9 citations72
US6492790B2Dec 10, 2002
Driving system for driving AC motor
HITACHI LTD10 citations70
US6490187B2Dec 3, 2002
Semiconductor electric power conversion device
HITACHI LTD13 citations68