Inventor
UJIHARA HIDEYO
JP8 patents
Patents
8 patentsUS6427808B1Aug 6, 2002
Elevator information communication system
MITSUBISHI ELECTRIC CORP5 citations72
US5074385ADec 24, 1991
Call registration apparatus in an elevator system
MITSUBISHI ELECTRIC CORP8 citations71
US4719993AJan 19, 1988
Control apparatus for elevator
MITSUBISHI ELECTRIC CORP10 citations71
US6561319B2May 13, 2003
Elevator information communication system
MITSUBISHI ELECTRIC CORP2 citations61
US6497306B2Dec 24, 2002
Elevator information communication system
MITSUBISHI ELECTRIC CORP2 citations61
US6488127B2Dec 3, 2002
Elevator information communication system
MITSUBISHI ELECTRIC CORP2 citations61
US4742894AMay 10, 1988
Apparatus for controlling elevator
MITSUBISHI ELECTRIC CORP4 citations60
US5390765AFeb 21, 1995
Method of operating elevator
MITSUBISHI ELECTRIC CORP4 citations53