Inventor · disambiguated record
Toshiaki Nakamura
Also filed as: NAKAMURA TOSHIAKI
140 granted patents·28 pending applications·1,966 citations·filing 1976–2023
99Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD22NIDEC TOSOK CORP19MATSUSHITA ELECTRIC WORKS LTD14HITACHI LTD13SHIMADZU CORP13
Top patents by PatentIndex Score
168 records- 0198US5719539ADielectric filter with multiple resonatorsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Feb 17, 1998·110 cites·42 claims
- 0295US11085703B2HeatsinkFURUKAWA ELECTRIC CO LTD·Filed 2020·Granted Aug 10, 2021·5 cites·10 claims
- 0395US4556363APumping apparatusNIPPON DENSO CO·Filed 1983·Granted Dec 3, 1985·52 cites·4 claims
- 0494US6304156B1Laminated dielectric antenna duplexer and a dielectric filterFiled 1999·Granted Oct 16, 2001·59 cites·6 claims
- 0593US6288501B1Ballast for a discharge lampMATSUSHITA ELECTRIC WORKS LTD·Filed 2000·Granted Sep 11, 2001·81 cites·13 claims
- 0693US6020799ALaminated dielectric antenna duplexer and a dielectric filterMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Feb 1, 2000·59 cites·5 claims
- 0792US11112186B2Heat pipe heatsink with internal structural support plateFURUKAWA ELECTRIC CO LTD·Filed 2020·Granted Sep 7, 2021·3 cites·11 claims
- 0892US6707353B1Dielectric filterMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Mar 16, 2004·37 cites·7 claims
- 0990US4508492AMotor driven fuel pumpNIPPON DENSO CO·Filed 1982·Granted Apr 2, 1985·40 cites·4 claims
- 1089US6914395B2Electronic ballast for a high-pressure discharge lampMATSUSHITA ELECTRIC WORKS LTD·Filed 2002·Granted Jul 5, 2005·54 cites·24 claims
- 1188US10378525B2Electric pump apparatusNISSEI PLASTICS IND CO·Filed 2015·Granted Aug 13, 2019·3 cites·13 claims
- 1288US6066921ADischarge lamp lighting deviceMATSUSHITA ELECTRIC WORKS LTD·Filed 1996·Granted May 23, 2000·64 cites·29 claims
- 1388US5649031AImage information processor for producing high-quality output imageHITACHI LTD·Filed 1993·Granted Jul 15, 1997·96 cites·10 claims
- 1487US9655582B2Radiographic apparatusSHIMADZU CORP·Filed 2015·Granted May 23, 2017·10 cites·13 claims
- 1587US4684734AMethod for manufacture or organic fluorine compoundsNIPPON CATALYTIC CHEM IND·Filed 1985·Granted Aug 4, 1987·30 cites·17 claims
- 1686US4407907AAir electrodeTOKYO SHIBAURA ELECTRIC CO·Filed 1981·Granted Oct 4, 1983·46 cites·18 claims
- 1785US6281642B1Ballast for a discharge lamp with false deactivation detectionMATSUSHITA ELECTRIC WORKS LTD·Filed 2000·Granted Aug 28, 2001·37 cites·20 claims
- 1885US4586877AElectric fuel pump deviceNIPPON DENSO CO·Filed 1985·Granted May 6, 1986·48 cites·12 claims
- 1984US10036315B2Sensor attachment structureNIDEC TOSOK CORP·Filed 2017·Granted Jul 31, 2018·2 cites·5 claims
- 2084US8836348B2Electrostatic capacitance type physical quantity sensor and angular velocity sensorIWASAWA HIROSHI·Filed 2010·Granted Sep 16, 2014·6 cites·6 claims
- 2184US4980660AAntenna sharing apparatus for switchable transmit/receive filtersMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1987·Granted Dec 25, 1990·39 cites·5 claims
- 2283US11247702B2Vehicle control device and electronic control systemHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2018·Granted Feb 15, 2022·4 cites·12 claims
- 2383US6731400B1Color image processing apparatus which performs different image processings depending on region of color imageHITACHI LTD·Filed 1997·Granted May 4, 2004·101 cites·17 claims
- 2483US6222429B1Dielectric resonator, dielectric notch filter, and dielectric filter with optimized resonator and cavity dimensionsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Apr 24, 2001·14 cites·6 claims
- 2583US5384518APower source deviceMATSUSHITA ELECTRIC WORKS LTD·Filed 1994·Granted Jan 24, 1995·65 cites·20 claims
- 2682US9357597B2Lighting device and vehicle headlampPANASONIC CORP·Filed 2013·Granted May 31, 2016·5 cites·20 claims
- 2782US4403910APump apparatusNIPPON DENSO CO·Filed 1982·Granted Sep 13, 1983·44 cites·1 claims
- 2880US9192034B2Discharge lamp ballast, lighting unit, and vehicleNAKAMURA TOSHIAKI·Filed 2010·Granted Nov 17, 2015·5 cites·10 claims
- 2980USD617906SX-ray production apparatus for inspection tourSHIMADZU CORP·Filed 2008·Granted Jun 15, 2010·27 cites·1 claims
- 3080US6693393B2Ballast for a discharge lampMATSUSHITA ELECTRIC WORKS LTD·Filed 2002·Granted Feb 17, 2004·26 cites·19 claims
- 3179US4451213AElectrically operated fuel pump device having a regenerative componentNIPPON DENSO CO·Filed 1982·Granted May 29, 1984·38 cites·8 claims
- 3278US8427177B2Capacitance sensorJEONG HEEWON·Filed 2010·Granted Apr 23, 2013·4 cites·21 claims
- 3378US8113051B2Angular velocity measuring deviceMATSUMOTO MASAHIRO·Filed 2009·Granted Feb 14, 2012·10 cites·8 claims
- 3478US4769492AMethod for production of 2,3,4,5-tetrafluorobenzoic acidNIPPON CATALYTIC CHEM IND·Filed 1986·Granted Sep 6, 1988·15 cites·21 claims
- 3577US7038557B2Antenna duplexer and mobile communication device using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted May 2, 2006·18 cites·30 claims
- 3677US6414572B2Dielectric resonator having a frequency tuning member spirally engaged with the cavityMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Jul 2, 2002·10 cites·3 claims
- 3777US5714919ADielectric notch resonator and filter having preadjusted degree of couplingMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Feb 3, 1998·22 cites·11 claims
- 3874US10686348B2Electric actuatorNIDEC TOSOK CORP·Filed 2018·Granted Jun 16, 2020·1 cites·12 claims
- 3974US9474114B2Lighting device, light source device, illuminating device, and vehicular headlightPANASONIC IP MAN CO LTD·Filed 2015·Granted Oct 18, 2016·2 cites·11 claims
- 4074US7167247B2Paper quality discriminating machineHITACHI LTD·Filed 2003·Granted Jan 23, 2007·14 cites·4 claims
- 4173US9678101B2Physical quantity detection apparatusHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2012·Granted Jun 13, 2017·2 cites·6 claims
- 4273US7097355B2X-ray equipment with cassette storage box locking meansSHIMADZU CORP·Filed 2006·Granted Aug 29, 2006·10 cites·7 claims
- 4372US10139302B2Hydraulic pressure sensor mounting structureNIDEC TOSOK CORP·Filed 2017·Granted Nov 27, 2018·2 cites·10 claims
- 4472US8502632B2Transformer, power converter, lighting device, lighting device for vehicle, and vehicle using the sameSUGANUMA KAZUTOSHI·Filed 2009·Granted Aug 6, 2013·13 cites·12 claims
- 4572US6861812B2Discharge lamp ballast with DC-DC converterMATSUSHITA ELECTRIC WORKS LTD·Filed 2002·Granted Mar 1, 2005·16 cites·17 claims
- 4672US6642815B2Dielectric resonator filterMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Nov 4, 2003·7 cites·11 claims
- 4771US10786215B2Portable x-ray imaging apparatusSHIMADZU CORP·Filed 2018·Granted Sep 29, 2020·1 cites·8 claims
- 4871US10408700B2Oil pressure sensor attaching structureNIDEC TOSOK CORP·Filed 2017·Granted Sep 10, 2019·2 cites·7 claims
- 4971US8575854B2Power conversion apparatus, discharge lamp ballast and headlight ballastNAKAMURA TOSHIAKI·Filed 2008·Granted Nov 5, 2013·4 cites·18 claims
- 5071US4493620AElectrically operated fuel pump deviceNIPPON DENSO CO·Filed 1982·Granted Jan 15, 1985·27 cites·6 claims
Showing the top 50 of 168 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →