Inventor
IIZUKA KENICHI
JP14 patents
⚠️ This page may combine multiple inventors who share the name “IIZUKA KENICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
9 patentsUS4662185AMay 5, 1987
System of controlling refrigerator temperature
HITACHI LTD101 citations96
US4879502ANov 7, 1989
Speed control apparatus and method for motors
HITACHI LTD84 citations95
US4566289AJan 28, 1986
Refrigerator control system
HITACHI LTD62 citations94
US4855652AAug 8, 1989
Speed control apparatus for a brushless direct current motor
HITACHI LTD93 citations93
US4992715AFeb 12, 1991
Torque control apparatus for rotating motor machine
HITACHI LTD50 citations92
US4718247AJan 12, 1988
Refrigerator temperature control system
HITACHI LTD41 citations92
US4051417ASep 27, 1977
Control system for a brushless motor
HITACHI LTD21 citations81
US4709317ANov 24, 1987
Inverting apparatus
HITACHI LTD18 citations72
US4748535AMay 31, 1988
Method of magnetizing rotor of motor
HITACHI LTD15 citations68