Inventor · disambiguated record
Yoshiaki Igarashi
Also filed as: IGARASHI YOSHIAKI · OHTSUKI TOMONARI
55 granted patents·1 pending application·1,788 citations·filing 1975–2011
99Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD27DAIICHI DENSHI KOGYO9PRECISION FUKUHARA WORKS LTD8BUNKER RAMO3HITACHI LTD3
Top patents by PatentIndex Score
56 records- 0198US4623930ACamera apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1984·Granted Nov 18, 1986·179 cites·22 claims
- 0297US5062696ACamera apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1989·Granted Nov 5, 1991·139 cites·4 claims
- 0396US6081087AMotor control apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Jun 27, 2000·122 cites·21 claims
- 0495US7122980B2Motor driving apparatus and motor driving methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Oct 17, 2006·39 cites·18 claims
- 0595USD305265SRazor handle for use with a cartridgeWARNER LAMBERT CO·Filed 1987·Granted Dec 26, 1989·63 cites·1 claims
- 0694US9512781B2Cooling structure for recovery-type air-cooled gas turbine combustorMIZUKAMI SATOSHI·Filed 2011·Granted Dec 6, 2016·25 cites·11 claims
- 0792US5701066AControl system for an induction motorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Dec 23, 1997·77 cites·11 claims
- 0890US7298106B2Motor driving device and motor driving methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Granted Nov 20, 2007·23 cites·53 claims
- 0990US6141602ASpecimen processing systemHITACHI LTD·Filed 1998·Granted Oct 31, 2000·134 cites·5 claims
- 1087US4633150ADriving circuit for brushless DC motorsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1985·Granted Dec 30, 1986·49 cites·17 claims
- 1186US5652495AController for permanent magnet synchronous motorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Jul 29, 1997·59 cites·35 claims
- 1285US4404481ACapacitance to voltage conversion apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1981·Granted Sep 13, 1983·38 cites·3 claims
- 1384US6163912AWashing machineMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Dec 26, 2000·50 cites·48 claims
- 1482US5294991ACamera apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1991·Granted Mar 15, 1994·43 cites·4 claims
- 1581US5511392AMethod and apparatus for adjusting the stitch length on a circular knitting machinePRECISION FUKUHARA WORKS LTD·Filed 1994·Granted Apr 30, 1996·23 cites·20 claims
- 1681US4713697ACamera apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1986·Granted Dec 15, 1987·41 cites·22 claims
- 1781US4472666ABrushless DC motorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1983·Granted Sep 18, 1984·47 cites·5 claims
- 1879US4188086AConnector for terminating flexible parallel conductorsBUNKER RAMO·Filed 1978·Granted Feb 12, 1980·32 cites·4 claims
- 1978US5020890ACamera apparatus with fluctuation suppressing meansMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1990·Granted Jun 4, 1991·34 cites·2 claims
- 2077US5177985ACollector/remover of dust of flocks in knitting machinePRECISION FUKUHARA WORKS LTD·Filed 1992·Granted Jan 12, 1993·19 cites·9 claims
- 2176US5526045ACamera apparatus which automatically corrects image fluctuationsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Jun 11, 1996·44 cites·2 claims
- 2276US4350409AConnector keying deviceBUNKER RAMO·Filed 1981·Granted Sep 21, 1982·31 cites·13 claims
- 2375US5670854AControl system for an induction motorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Sep 23, 1997·33 cites·5 claims
- 2474US7365506B2Motor driving device, motor driving method, and motor apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Apr 29, 2008·9 cites·25 claims
- 2574US4920836ATwo blade type impulse wrenchYOKOTA IND CO LTD·Filed 1988·Granted May 1, 1990·31 cites·6 claims
- 2674US4211967AMotor speed adjusting apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1978·Granted Jul 8, 1980·26 cites·9 claims
- 2773US4890464APositive feeding device for circular knitting machinePRECISION FUKUHARA WORKS LTD·Filed 1988·Granted Jan 2, 1990·13 cites·10 claims
- 2873US4856882ACamera apparatus with means for suppressing fluctuations of the imageMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1986·Granted Aug 15, 1989·18 cites·8 claims
- 2972US5417583AInsulation-piercing connectorDAIICHI DENSHI KOGYO·Filed 1994·Granted May 23, 1995·35 cites·10 claims
- 3070US4148547AFemale electrical contactBUNKER RAMO·Filed 1977·Granted Apr 10, 1979·25 cites·7 claims
- 3168US5323509ADust collector/remover in knitting machine and its controlling methodFUKUHARA WORKS LTD·Filed 1992·Granted Jun 28, 1994·14 cites·13 claims
- 3267US4484235APhase control circuit and magnetic reproducing apparatus using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1981·Granted Nov 20, 1984·19 cites·20 claims
- 3366US7579736B2Three-phase DC brushless motor and winding methodPANASONIC CORP·Filed 2006·Granted Aug 25, 2009·3 cites·2 claims
- 3466US5936378AMotor controllerMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Aug 10, 1999·49 cites·30 claims
- 3565US4344023ADrive system for a brushless DC motorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1980·Granted Aug 10, 1982·17 cites·6 claims
- 3664US5463881ADouble-knit fabric having non-run and stretchability characteristics and method and apparatus for knitting the samePRECISION FUKUHARA WORKS LTD·Filed 1994·Granted Nov 7, 1995·9 cites·13 claims
- 3764US4393422ADevice for driving magnetic tapeMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1981·Granted Jul 12, 1983·13 cites·1 claims
- 3860US4843221AElectronic card receiving deviceDAIICHI DENSHI KOGYO·Filed 1987·Granted Jun 27, 1989·23 cites·10 claims
- 3959US4766787ATwo-blade type impulse wrenchYOKOTA IND CO LTD·Filed 1986·Granted Aug 30, 1988·19 cites·14 claims
- 4052US5379614ADust and waste removal and collection system for double knitting machinePRECISION FUKUHARA WORKS LTD·Filed 1993·Granted Jan 10, 1995·8 cites·17 claims
- 4151US4168879AContact element of an electric connectorDAIICHI DENSHI KOGYO·Filed 1978·Granted Sep 25, 1979·14 cites·4 claims
- 4250US4575171AConnector connectable and disconnectable without forceDAIICHI DENSHI KOGYO·Filed 1984·Granted Mar 11, 1986·14 cites·9 claims
- 4350US4035700AElectronic control apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1975·Granted Jul 12, 1977·9 cites·7 claims
- 4449US5437732ADust collector/remover in knitting machine and its controlling methodPRECISION FUKUHARA WORKS LTD·Filed 1993·Granted Aug 1, 1995·6 cites·8 claims
- 4547US6815215B2Method of recovering a plurality of nucleic acids by an identical stationary phase and an apparatus thereofHITACHI LTD·Filed 2001·Granted Nov 9, 2004·2 cites·11 claims
- 4645US4636696AServo systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1985·Granted Jan 13, 1987·10 cites·9 claims
- 4743US5546769AApparatus for knitting a double-knit fabric having non-run and stretchability characteristicsPRECISION FUKUHARA WORKS LTD·Filed 1995·Granted Aug 20, 1996·5 cites·1 claims
- 4842US4105935AMotor speed control apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1976·Granted Aug 8, 1978·7 cites·7 claims
- 4941US5326282AMiniature multiple electrical connectorDAIICHI DENSHI KOGYO·Filed 1993·Granted Jul 5, 1994·9 cites·2 claims
- 5041US2005084886A1Method of recovering a plurality of nucleic acids by an identical stationary phase and an apparatus thereofHITACHI LTD·Filed 2004·Application pending·0 cites
Showing the top 50 of 56 patent records by PatentIndex Score.
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