Inventor
TANAHASHI TOORU
JP10 patents
Patents
10 patentsUS4851982AJul 25, 1989
Apparatus for controlling an A.C. powered elevator
MITSUBISHI ELECTRIC CORP25 citations91
US4816985AMar 28, 1989
Apparatus for controlling an alternating current power supply
MITSUBISHI ELECTRIC CORP44 citations91
US4721188AJan 26, 1988
Control apparatus for A.C. elevator
MITSUBISHI ELECTRIC CORP8 citations73
US4165801AAug 28, 1979
Static Leonard system
MITSUBISHI ELECTRIC CORP9 citations73
US4745991AMay 24, 1988
Speed control apparatus for A.C. elevator
MITSUBISHI ELECTRIC CORP16 citations72
US4671389AJun 9, 1987
Speed control apparatus for an elevator
MITSUBISHI ELECTRIC CORP14 citations72
US4625834ADec 2, 1986
Speed control apparatus for elevator
MITSUBISHI ELECTRIC CORP17 citations72
US4624343ANov 25, 1986
Speed control apparatus for elevator
MITSUBISHI ELECTRIC CORP8 citations71
US4629035ADec 16, 1986
Speed control apparatus for elevator
MITSUBISHI ELECTRIC CORP19 citations69
US4576253AMar 18, 1986
Velocity control apparatus for an elevator
MITSUBISHI ELECTRIC CORP13 citations66