Assignee
ELECTRO CRAFT CORP
10 granted patents·449 citations·filing 1975–1984
Top patents by PatentIndex Score
10 records- 0194US4086519AHall effect shaft angle position encoderELECTRO CRAFT CORP·Filed 1977·Granted Apr 25, 1978·96 cites·19 claims
- 0290US4322646AFlux focussed DC motor and method for assemblyELECTRO CRAFT CORP·Filed 1980·Granted Mar 30, 1982·56 cites·6 claims
- 0388US4208621ABrushless DC motor control systemELECTRO CRAFT CORP·Filed 1978·Granted Jun 17, 1980·52 cites·9 claims
- 0487US4651068ABrushless motor control circuitry with optimum current vector controlELECTRO CRAFT CORP·Filed 1984·Granted Mar 17, 1987·100 cites·7 claims
- 0586US4184071AModular encoderELECTRO CRAFT CORP·Filed 1978·Granted Jan 15, 1980·48 cites·8 claims
- 0680US3989992APulse width modulated control systemELECTRO CRAFT CORP·Filed 1975·Granted Nov 2, 1976·24 cites·7 claims
- 0774US4088943ABrushless DC tachometer circuitELECTRO CRAFT CORP·Filed 1977·Granted May 9, 1978·20 cites·6 claims
- 0866US4285595AModular encoderELECTRO CRAFT CORP·Filed 1979·Granted Aug 25, 1981·16 cites·2 claims
- 0964US4417141AOptical shaft angle encoderELECTRO CRAFT CORP·Filed 1981·Granted Nov 22, 1983·16 cites·3 claims
- 1053US4498037AVelocity servo controllerELECTRO CRAFT CORP·Filed 1983·Granted Feb 5, 1985·21 cites·13 claims
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