Inventor
SHIGETA MASAYUKI
JP14 patents
Patents
14 patentsUS5323878AJun 28, 1994
Braking apparatus for elevator cage
HITACHI LTD80 citations96
US5244060ASep 14, 1993
Elevator apparatus
HITACHI LTD74 citations95
US5265701ANov 30, 1993
Elevator with means for controlling upward and downward movement of cage
HITACHI LTD47 citations92
US4012653AMar 15, 1977
Low noise alternating current dynamoelectro machine
HITACHI LTD44 citations92
US5090515AFeb 25, 1992
Passenger transport installation, vehicle for use therein, and method of operating said installation
HITACHI LTD51 citations90
US4117908AOct 3, 1978
Elevator having rope guide means
HITACHI LTD31 citations90
US4038848AAug 2, 1977
Method and apparatus for controlling eccentricity of rolls in rolling mill
HITACHI LTD34 citations90
US4113064ASep 12, 1978
Elevator car mounting
HITACHI LTD25 citations82
US3991856ANov 16, 1976
Elevator cable oscillation-absorbing device
HITACHI LTD26 citations82
US3945468AMar 23, 1976
Sound preventive device for use in elevator
HITACHI LTD21 citations82
US6557306B1May 6, 2003
Elevator apparatus for use in a building having a seismic isolation building portion and a non-seismic isolation building portion
HITACHI LTD13 citations74
US5255759AOct 26, 1993
Apparatus for preventing vibration of elevator tail-line
HITACHI LTD15 citations72
US5193651AMar 16, 1993
Elevator apparatus
HITACHI LTD13 citations70
US4249641AFeb 10, 1981
Speed control system for hydraulic elevator
HITACHI LTD11 citations70