Inventor
MORITA YUZO
JP9 patents
⚠️ This page may combine multiple inventors who share the name “MORITA YUZO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
7 patentsUS5297015AMar 22, 1994
Power supply control system
HITACHI LTD170 citations98
US5892190AApr 6, 1999
Method and system of controlling elevators and method and apparatus of inputting requests to the control system
HITACHI LTD49 citations96
US5307903AMay 3, 1994
Method and system of controlling elevators and method and apparatus of inputting requests to the control system
HITACHI LTD54 citations96
US5010472AApr 23, 1991
Customer participatory elevator control system
HITACHI LTD56 citations95
US4947965AAug 14, 1990
Group-control method and apparatus for an elevator system with plural cages
HITACHI LTD68 citations95
US4989694AFeb 5, 1991
Elevator group supervisory system
HITACHI LTD56 citations94
US4872532AOct 10, 1989
Signal transmission method and system in elevator equipment
HITACHI LTD29 citations91