Assignee
YAMAMOTO DENKI KK
JP·6 granted patents·2 pending applications·120 citations·filing 1988–2016
Top patents by PatentIndex Score
8 records- 0169US5200729APermanent magnet and magnetization apparatus for producing the permanent magnetYAMAMOTO DENKI KK·Filed 1990·Granted Apr 6, 1993·27 cites·8 claims
- 0264US5493187AMethod and apparatus for controlling brushless motorYAMAMOTO DENKI KK·Filed 1993·Granted Feb 20, 1996·24 cites·6 claims
- 0364US4804900AControl apparatus for synchronous motorsYAMAMOTO DENKI KK·Filed 1988·Granted Feb 14, 1989·20 cites·9 claims
- 0452US4952860AMotor control systemYAMAMOTO DENKI KK·Filed 1989·Granted Aug 28, 1990·13 cites·5 claims
- 0548US5097192AController of a synchronous motorYAMAMOTO DENKI KK·Filed 1991·Granted Mar 17, 1992·12 cites·6 claims
- 0646US2008226474A1Flattened Brushless Motor Pump and Vehicle Electric Pump Unit Using Flattened Brushless Motor PumpYAMAMOTO DENKI KK·Filed 2005·Application pending·0 cites
- 0745US5045740ABrushless motorYAMAMOTO DENKI KK·Filed 1990·Granted Sep 3, 1991·24 cites·7 claims
- 0842US2017179789A1Electric motor for vacuum cleanerYAMAMOTO DENKI KK·Filed 2016·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →