Inventor
KURIHARA TOMIAKI
JP5 patents
Patents
5 patentsUS4367811AJan 11, 1983
Elevator control system
HITACHI LTD40 citations92
US4378059AMar 29, 1983
Abnormal elevator speed detector
HITACHI LTD33 citations90
US4387436AJun 7, 1983
Method and apparatus for detecting elevator car position
HITACHI LTD23 citations80
US4441584AApr 10, 1984
AC Elevator control system
HITACHI LTD13 citations72
US4083431AApr 11, 1978
Elevator control apparatus
HITACHI LTD18 citations68