Inventor
IKEJIMA HIROYUKI
JP15 patents
⚠️ This page may combine multiple inventors who share the name “IKEJIMA HIROYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI ELECTRIC CORP
14 patentsUS5183980AFeb 2, 1993
Linear motor elevator device with a null-flux position adjustment
MITSUBISHI ELECTRIC CORP37 citations92
US5542501AAug 6, 1996
Apparatus for controlling an elevator to reduce vibrations created in a linear drive motor
MITSUBISHI ELECTRIC CORP21 citations88
US4482031ANov 13, 1984
AC elevator control apparatus
MITSUBISHI ELECTRIC CORP21 citations82
US5174416ADec 29, 1992
Linear induction motor for elevator
MITSUBISHI ELECTRIC CORP16 citations74
US5402863AApr 4, 1995
Apparatus to automatically adjust spring tension of an elevator brake to maintain brake torque
MITSUBISHI ELECTRIC CORP17 citations73
US5158156AOct 27, 1992
Linear motor elevator with support wings for mounting secondary side magnets on an elevator car
MITSUBISHI ELECTRIC CORP17 citations73
US4817761AApr 4, 1989
Control apparatus for elevator
MITSUBISHI ELECTRIC CORP7 citations73
US4815567AMar 28, 1989
Apparatus for controlling an A.C. powered elevator
MITSUBISHI ELECTRIC CORP14 citations73
US4719995AJan 19, 1988
Control apparatus for A.C. elevator
MITSUBISHI ELECTRIC CORP14 citations73
US4681191AJul 21, 1987
Speed control apparatus for elevator
MITSUBISHI ELECTRIC CORP14 citations73
US4625159ANov 25, 1986
Control apparatus for elevator
MITSUBISHI ELECTRIC CORP10 citations73
US4454930AJun 19, 1984
Apparatus for controlling an AC power elevator
MITSUBISHI ELECTRIC CORP14 citations73
US4516664AMay 14, 1985
Apparatus for controlling an A-C powered elevator
MITSUBISHI ELECTRIC CORP11 citations72
US5441127AAug 15, 1995
Elevator control apparatus
MITSUBISHI ELECTRIC CORP14 citations64