Inventor · disambiguated record
Katsuji Soeda
Also filed as: SOEDA KATSUJI
13 granted patents·134 citations·filing 1976–1990
91Inventor score
Files withYAMAMOTO ELECTRIC IND CO LTD8YAMAMOTO DENKI KK3YAMAMOTO ELECTRIC IND CO INC1YAMAMOTO ELECTRIC IND LTD1
Top patents by PatentIndex Score
13 records- 0169US5200729APermanent magnet and magnetization apparatus for producing the permanent magnetYAMAMOTO DENKI KK·Filed 1990·Granted Apr 6, 1993·27 cites·8 claims
- 0268US4168455AMotor speed control systemYAMAMOTO ELECTRIC IND CO LTD·Filed 1977·Granted Sep 18, 1979·17 cites·3 claims
- 0366US4274037AMotor speed control systemYAMAMOTO ELECTRIC IND CO LTD·Filed 1979·Granted Jun 16, 1981·15 cites·13 claims
- 0465US4251796ASlide-type potentiometerYAMAMOTO ELECTRIC IND CO LTD·Filed 1979·Granted Feb 17, 1981·12 cites·3 claims
- 0564US4804900AControl apparatus for synchronous motorsYAMAMOTO DENKI KK·Filed 1988·Granted Feb 14, 1989·20 cites·9 claims
- 0652US4952860AMotor control systemYAMAMOTO DENKI KK·Filed 1989·Granted Aug 28, 1990·13 cites·5 claims
- 0748US4143605AMotor driven sewing machineYAMAMOTO ELECTRIC IND CO LTD·Filed 1977·Granted Mar 13, 1979·4 cites·6 claims
- 0845US4246521ADC Motor speed control systemYAMAMOTO ELECTRIC IND CO LTD·Filed 1979·Granted Jan 20, 1981·9 cites·5 claims
- 0944US4142472AControl apparatus for an electrically driven sewing machine with stitch pattern producing deviceYAMAMOTO ELECTRIC IND CO LTD·Filed 1977·Granted Mar 6, 1979·4 cites·5 claims
- 1043US4170749ASpeed control circuit for a series motorYAMAMOTO ELECTRIC IND CO LTD·Filed 1977·Granted Oct 9, 1979·6 cites·4 claims
- 1136US4085692AMotor control apparatus for electrically-driven sewing machineYAMAMOTO ELECTRIC IND CO LTD·Filed 1976·Granted Apr 25, 1978·2 cites·5 claims
- 1234US4228383ASpeed control circuit arrangement for an AC commutator motorYAMAMOTO ELECTRIC IND LTD·Filed 1978·Granted Oct 14, 1980·5 cites·2 claims
- 1321US4078507AElectrically driven sewing machine control apparatusYAMAMOTO ELECTRIC IND CO INC·Filed 1976·Granted Mar 14, 1978·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →