Inventor · disambiguated record
Yoichi Amemiya
Also filed as: AMEMIYA YOICHI
18 granted patents·568 citations·filing 1979–1987
96Inventor score
Top patents by PatentIndex Score
18 records- 0190US4543506APermanant magnet field type rotor structure for an electric machineFANUC LTD·Filed 1985·Granted Sep 24, 1985·72 cites·9 claims
- 0289US4631807AMethod of manufacturing a permanent-magnet field rotorFANUC LTD·Filed 1985·Granted Dec 30, 1986·59 cites·7 claims
- 0387US4700097ASynchronous machineFANUC LTD·Filed 1983·Granted Oct 13, 1987·47 cites·7 claims
- 0485US4697114APermanent-magnet rotor shrink-fit assemblyFANUC LTD·Filed 1986·Granted Sep 29, 1987·45 cites·4 claims
- 0583US4551676APulse coder using magnetoresistance elements having an improved z-phase signal patternFANUC LTD·Filed 1982·Granted Nov 5, 1985·37 cites·6 claims
- 0683US4364005ABrushless tachometer generatorFUJITSU FANUC LTD·Filed 1980·Granted Dec 14, 1982·39 cites·7 claims
- 0776US4661736ARotor for a synchronous motorFANUC LTD·Filed 1984·Granted Apr 28, 1987·29 cites·4 claims
- 0875US4626725ASynchronous rotary machineFANUC LTD·Filed 1985·Granted Dec 2, 1986·36 cites·5 claims
- 0974US4714852APermanent-magnet field synchronous motorFANUC LTD·Filed 1985·Granted Dec 22, 1987·38 cites·2 claims
- 1073US4629956ASystem for controlling motors for synchronous operationFANUC LTD·Filed 1985·Granted Dec 16, 1986·32 cites·3 claims
- 1168US4536649APhotoelectric converter-type pulse encoderFANUC LTD·Filed 1982·Granted Aug 20, 1985·21 cites·2 claims
- 1267US4538084AStator of motorFANUC LTD·Filed 1983·Granted Aug 27, 1985·22 cites·4 claims
- 1364US4331910APositioning control systemFUJITSU FANUC LTD·Filed 1980·Granted May 25, 1982·21 cites·9 claims
- 1458US4663550AShaft for an electric motor with DC brakeFANUC LTD·Filed 1983·Granted May 5, 1987·18 cites·4 claims
- 1555US4748360ARotor for a synchronous motorFANUC LTD·Filed 1987·Granted May 31, 1988·19 cites·4 claims
- 1653US4495464ANon-contacting, speed-detecting device of a direct-current generator typeFUJITSU FANUC LTD·Filed 1981·Granted Jan 22, 1985·11 cites·5 claims
- 1751US4796352AAC servomotor and a method of manufacturing the sameFANUC LTD·Filed 1987·Granted Jan 10, 1989·15 cites·3 claims
- 1844US4287460APositioning control systemFUJITSU FANUC LTD·Filed 1979·Granted Sep 1, 1981·7 cites·5 claims
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