Inventor
MIZUNO MASAMOTO
JP12 patents
Patents
12 patentsUS5547059AAug 20, 1996
Linear motor elevator system
MITSUBISHI ELECTRIC CORP27 citations92
US5250765AOct 5, 1993
Apparatus for controlling elevator door
MITSUBISHI ELECTRIC CORP45 citations91
US5131506AJul 21, 1992
Door control system using drive motor torque signals
MITSUBISHI ELECTRIC CORP41 citations91
US5393941AFeb 28, 1995
Controller for ropeless elevator
MITSUBISHI ELECTRIC CORP20 citations84
US5579869ADec 3, 1996
Secondary conductor of an elevator-driving linear induction motor
MITSUBISHI ELECTRIC CORP7 citations73
US5290975AMar 1, 1994
Door control and data display system
MITSUBISHI ELECTRIC CORP15 citations72
US5196656AMar 23, 1993
Elevator door control apparatus
MITSUBISHI ELECTRIC CORP19 citations72
US5175400ADec 29, 1992
Apparatus for controlling elevator door based on power source voltage
MITSUBISHI ELECTRIC CORP10 citations72
US5139113AAug 18, 1992
Apparatus for detecting abnormalities in elevator motion
MITSUBISHI ELECTRIC CORP9 citations72
US5345047ASep 6, 1994
Joining segments of the secondary in a linear motor driven elevator apparatus
MITSUBISHI ELECTRIC CORP6 citations62
US5170865ADec 15, 1992
Apparatus for controlling an elevator door using a drive motor slip frequency signal
MITSUBISHI ELECTRIC CORP4 citations61
US5144101ASep 1, 1992
Control apparatus for elevator doors using velocity limiting circuits
MITSUBISHI ELECTRIC CORP3 citations61