Inventor · disambiguated record
Takayasu Machida
Also filed as: MACHIDA TAKAYASU · NOMURA YASUSHI · OHNO HIDESHI
19 granted patents·342 citations·filing 1973–2003
95Inventor score
Top patents by PatentIndex Score
19 records- 0187US4150536AElectronic timepieceCITIZEN WATCH CO LTD·Filed 1977·Granted Apr 24, 1979·36 cites·8 claims
- 0286US4144467APulse motorCITIZEN WATCH CO LTD·Filed 1975·Granted Mar 13, 1979·38 cites·1 claims
- 0384US4048548AStepping motorCITIZEN WATCH CO LTD·Filed 1975·Granted Sep 13, 1977·32 cites·2 claims
- 0483US4066947AStepping motor for electronic timepieceCITIZEN WATCH CO LTD·Filed 1976·Granted Jan 3, 1978·31 cites·6 claims
- 0580US4361410ADrive system for pulse motorCITIZEN WATCH CO LTD·Filed 1980·Granted Nov 30, 1982·32 cites·4 claims
- 0678US4158287ADriver circuit for electro-mechanical transducerCITIZEN WATCH CO LTD·Filed 1977·Granted Jun 19, 1979·24 cites·7 claims
- 0772US4223522AElectronic timepieceCITIZEN WATCH CO LTD·Filed 1978·Granted Sep 23, 1980·17 cites·8 claims
- 0872US4129981AElectronic timepieceCITIZEN WATCH CO LTD·Filed 1977·Granted Dec 19, 1978·17 cites·6 claims
- 0970US4750063AFloppy disk drive having a pivotally supporting cartridge carrierCITIZEN WATCH CO LTD·Filed 1984·Granted Jun 7, 1988·17 cites·2 claims
- 1064US6548922B12-Pole stepper motor for timepieceCITIZEN WATCH CO LTD·Filed 1999·Granted Apr 15, 2003·23 cites·4 claims
- 1162US4283783ADrive control system for stepping motorCITIZEN WATCH CO LTD·Filed 1979·Granted Aug 11, 1981·13 cites·39 claims
- 1261US4590529ACarriage device for moving and positioning magnetic headCITIZEN WATCH CO LTD·Filed 1984·Granted May 20, 1986·11 cites·3 claims
- 1361US4055785AStepping motor for electronic timepieceNAKAJIMA FUMIO·Filed 1976·Granted Oct 25, 1977·14 cites·17 claims
- 1458US6519853B1Method of manufacturing hand for analog electronic timepieceCITIZEN WATCH CO LTD·Filed 1999·Granted Feb 18, 2003·12 cites·5 claims
- 1556US6774513B2Two-pole step motor for timepieceCITIZEN WATCH CO LTD·Filed 2003·Granted Aug 10, 2004·6 cites·6 claims
- 1656US3958167APulse motorCITIZEN WATCH CO LTD·Filed 1973·Granted May 18, 1976·9 cites·5 claims
- 1739US4558244AMicro stepping motorCITIZEN WATCH CO LTD·Filed 1984·Granted Dec 10, 1985·8 cites·2 claims
- 1832US6434086B1Analog electronic timepieceCITIZEN WATCH CO LTD·Filed 1999·Granted Aug 13, 2002·1 cites·12 claims
- 1932US4199699AMotor and drive for a timepieceCITIZEN WATCH CO LTD·Filed 1975·Granted Apr 22, 1980·1 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →