Inventor · disambiguated record
Fumito Komatsu
Also filed as: KOMATSU FUMITO
47 granted patents·4 pending applications·436 citations·filing 1974–2018
98Inventor score
Top patents by PatentIndex Score
51 records- 0193US6491252B2Winding core holding mechanism, roll medium holding device having the same, and winding device using said mechanism and deviceSANKYO SEIKI SEISAKUSHO KK·Filed 2001·Granted Dec 10, 2002·41 cites·5 claims
- 0282US8932029B2Rotary cylinder deviceKOMATSU FUMITO·Filed 2010·Granted Jan 13, 2015·5 cites·3 claims
- 0378US5042349ACutterSANKYO SEIKI SEISAKUSHO KK·Filed 1990·Granted Aug 27, 1991·32 cites·5 claims
- 0477US8443713B2Rotary cylinder deviceOGAWA HIROSHI·Filed 2011·Granted May 21, 2013·3 cites·3 claims
- 0577US4656381AMagnetic pole structure having aternate poles extending from a point of bases, for a rotary electric machineKOMATSU FUMITO·Filed 1985·Granted Apr 7, 1987·39 cites·20 claims
- 0677US4563620AStart-up method for synchronous motorsKOMATSU FUMITO·Filed 1984·Granted Jan 7, 1986·31 cites·3 claims
- 0772US6424114B1Synchronous motorFiled 1999·Granted Jul 23, 2002·32 cites·14 claims
- 0872US5064137AFixed torque spring clutch and a winder having the sameKOMATSU FUMITO·Filed 1990·Granted Nov 12, 1991·21 cites·20 claims
- 0967US10253630B2Fluid rotary machineAIR SURF INC·Filed 2015·Granted Apr 9, 2019·2 cites·7 claims
- 1067US8608455B2Fluid rotary machineISHIDA NAOYA·Filed 2011·Granted Dec 17, 2013·4 cites·6 claims
- 1163US4796120AMagnetic tape drive machineSANKYO SEIKI KEISAKUSHO KK·Filed 1987·Granted Jan 3, 1989·18 cites·11 claims
- 1263US4648001ARecording and reproducing disk cassette with improved, slidable shutter plateSANKYO SEIKI SEISAKUSHO KK·Filed 1985·Granted Mar 3, 1987·14 cites·8 claims
- 1361US6672357B2Hot-stamping deviceSANKYO SEIKI SEISAKUSHO KK·Filed 2001·Granted Jan 6, 2004·4 cites·6 claims
- 1461US4197778AMusic boxSANKYO SEIKI SEISAKUSHO KK·Filed 1978·Granted Apr 15, 1980·14 cites·18 claims
- 1558US7948193B2Single phase AC synchronous motorYUGEN KAISHA K R & D·Filed 2007·Granted May 24, 2011·6 cites·3 claims
- 1657US6692237B1Rotary piston cylinder device with radially extending cylinder chambers intersecting at a rotary axisSANKYO SEIKI SEISAKUSHO KK·Filed 2000·Granted Feb 17, 2004·8 cites·21 claims
- 1756US6814830B2Hot-stamping foil tape cassette and foil-peeling mechanism for hot-stamping device and peeling method for hot-stamping foil a control method for hot-stamping foil tape cassetteSANKYO SEIKI SEISAKUSHO KK·Filed 2001·Granted Nov 9, 2004·5 cites·9 claims
- 1855US4985790AMechanism for positioning a tape cartridgeSANKYO SEIKI SEISAKUSHO KK·Filed 1988·Granted Jan 15, 1991·9 cites·9 claims
- 1954US4802040ADisk-type recording and reproducing apparatusSANKYO SEIKI SEISAKUSHO KK·Filed 1987·Granted Jan 31, 1989·10 cites·3 claims
- 2053US5146827ASlitter moving mechanismNIPPON STEEL CORP·Filed 1991·Granted Sep 15, 1992·19 cites·2 claims
- 2151US7102265B2Four-pole synchronous motorTOTSU KATSUYUKI·Filed 2003·Granted Sep 5, 2006·5 cites·10 claims
- 2247US5111347AMethod of detecting tape edgeSANKYO SEIKI SEISAKUSHO KK·Filed 1989·Granted May 5, 1992·6 cites·13 claims
- 2347US4945437AMagnetic head mechanism for reversing head orientation and moving head in tape width directionSANKYO SEIKI SEISAKUSHO KK·Filed 1988·Granted Jul 31, 1990·8 cites·11 claims
- 2447US4349899AMusic box having time-sounding functionSANKYO SEIKI SEISAKUSHO KK·Filed 1980·Granted Sep 14, 1982·8 cites·6 claims
- 2547US2009155066A1Pump Driving ApparatusKOMATSU FUMITO·Filed 2006·Application pending·0 cites
- 2646US6226254B1Disk drive mechanismSANYO SEIKI SEISAKUSHO KK·Filed 1999·Granted May 1, 2001·7 cites·7 claims
- 2746US2020208619A1Rotary cylinder deviceYG K R & D·Filed 2018·Application pending·0 cites
- 2845US6601792B2Winding deviceSANKYO SEIKI SEISAKUSHO KK·Filed 2001·Granted Aug 5, 2003·1 cites·3 claims
- 2944US5273229AFixed torque spring clutchKOMATSU FUMITO·Filed 1991·Granted Dec 28, 1993·15 cites·16 claims
- 3043US5933171AInk jet printer having rotary drumFiled 1995·Granted Aug 3, 1999·8 cites·25 claims
- 3140US4395668AMotorsKOMATSU FUMITO·Filed 1981·Granted Jul 26, 1983·7 cites·5 claims
- 3240US2004154723A1Hot-stamping foil tape cassette and foil-peeling mechanism for hot-stamping device and peeling method for hot-stamping foil and control method for hot-stamping foil tape cassetteFiled 2004·Application pending·0 cites
- 3339US4476406AGeneratorKOMATSU FUMITO·Filed 1983·Granted Oct 9, 1984·6 cites·4 claims
- 3439US2006238059A1Synchronous motorKOMATSU FUMITO·Filed 2003·Application pending·0 cites
- 3538US4975719AMulti-stylus recording head manufacturing method and apparatusSANKYO SEIKI SEISAKUSHO KK·Filed 1990·Granted Dec 4, 1990·4 cites·5 claims
- 3638US3971528AAutomatic stop device for tape recordersSANKYO SEIKI SEISAKUSHO KK·Filed 1975·Granted Jul 27, 1976·5 cites·10 claims
- 3736US3955776AAutomatic stop mechanism for tape recorderSANKYO SEIKI SEISAKUSHO KK·Filed 1974·Granted May 11, 1976·2 cites·7 claims
- 3835US4524293A4-Pole electric motorKOMATSU FUMITO·Filed 1982·Granted Jun 18, 1985·4 cites·10 claims
- 3935US4123015AAutomatic stopping device for tape recorderSANKYO SEIKI SEISAKUSHO KK·Filed 1978·Granted Oct 31, 1978·4 cites·3 claims
- 4034US5530690AMulti-needle recording head and method of manufacturing the sameSANKYO SEIKI SEISAKUSHO KK·Filed 1994·Granted Jun 25, 1996·2 cites·6 claims
- 4133US6029035AElectrostatic recorderNIPPON STEEL CORP·Filed 1996·Granted Feb 22, 2000·4 cites·19 claims
- 4233US5024088AElectromagnetic accelerometerSANKTO SEIKI SEISAKUSHO KK·Filed 1989·Granted Jun 18, 1991·7 cites·7 claims
- 4332US4343221AAcoustic sound generating deviceSANKYO SEIKI SEISAKUSHO KK·Filed 1980·Granted Aug 10, 1982·2 cites·14 claims
- 4430US5109794APump device for electrostatic plotterNIPPON STEEL CORP·Filed 1991·Granted May 5, 1992·4 cites·5 claims
- 4530US4377895AMethod for manufacturing double-gear trainsSANYO SEIKI SISAKUSHO KK·Filed 1980·Granted Mar 29, 1983·4 cites·3 claims
- 4630US4337696APrinting apparatusSANKYO SEIKI SEISAKUSHO KK·Filed 1980·Granted Jul 6, 1982·1 cites·8 claims
- 4728US5933178AMulti-stylus head and process for producing the sameSANKYO SEIKI SEISAKUSHO KK·Filed 1998·Granted Aug 3, 1999·1 cites·10 claims
- 4827US6160564AColor electrostatic recorder with adjustable pressure on a recording mediumNIPPON STEEL CORP·Filed 1996·Granted Dec 12, 2000·0 cites·26 claims
- 4926US4254856ACoupler of winding key with power springSANKYO SEIKI SEISAKUSHO KK·Filed 1979·Granted Mar 10, 1981·2 cites·13 claims
- 5022US4341142AMusic boxSANKYO SEIKI SEISAKUSHO KK·Filed 1979·Granted Jul 27, 1982·1 cites·7 claims
Showing the top 50 of 51 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →