Kenji Oshima

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Curtailed operation of multiple-wound induction motor following inv...
- Patent number 6,158,553
- Issue date Dec 12, 2000
- Otis Elevator Company
- Kenji Oshima
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
System for detecting a breakage of a power cable for an elevator sy...
- Patent number 5,400,204
- Issue date Mar 21, 1995
- Otis Elevator Company
- Kenji Oshima
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Failure detector for regeneration power absorbing means
- Patent number 5,241,255
- Issue date Aug 31, 1993
- Otis Elevator Company
- Kenji Oshima
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Inverter control device for driving an elevator
- Patent number 5,130,617
- Issue date Jul 14, 1992
- Otis Elevator Company
- Kenji Oshima
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Start compensation device for elevators
- Patent number 4,995,478
- Issue date Feb 26, 1991
- Otis Elevator Company
- Kenji Oshima
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Multiphase multiplier
- Patent number 4,987,320
- Issue date Jan 22, 1991
- Otis Elevator Company
- Kenji Oshima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Alternating current motor control apparatus
- Patent number 4,902,954
- Issue date Feb 20, 1990
- Kenji Oshima
- B66 - HOISTING LIFTING HAULING