Inventor · disambiguated record
Hiroki Kitagawa
Also filed as: KITAGAWA HIROKI
72 granted patents·10 pending applications·1,327 citations·filing 1985–2025
99Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD18HITACHI KOKI KK14YAZAKI CORP14HITACHI LTD9FUJITSU LTD4
Top patents by PatentIndex Score
82 records- 0197USD576749SFluorescent lampMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2007·Granted Sep 9, 2008·91 cites·1 claims
- 0296USD574093SFluorescent lampMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2007·Granted Jul 29, 2008·81 cites·1 claims
- 0389US6000607AIC card reader/writer and method of operation thereofHITACHI LTD·Filed 1996·Granted Dec 14, 1999·110 cites·14 claims
- 0488US11362460B2ConnectorYAZAKI CORP·Filed 2021·Granted Jun 14, 2022·2 cites·8 claims
- 0588US9518587B2Air compressorYOKOTA TOMOYOSHI·Filed 2012·Granted Dec 13, 2016·8 cites·11 claims
- 0688USD577138SFluorescent lampMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2007·Granted Sep 16, 2008·36 cites·1 claims
- 0787US10569402B2Driving machineHITACHI KOKI KK·Filed 2017·Granted Feb 25, 2020·5 cites·8 claims
- 0887US5936220AElectronic wallet and method of operation of the sameHITACHI LTD·Filed 1997·Granted Aug 10, 1999·98 cites·20 claims
- 0986USD405070SIC card reader and writerHITCHI LTD·Filed 1997·Granted Feb 2, 1999·30 cites·1 claims
- 1085US9561785B2Vehicle rear wheel lift tendency judgment deviceHONDA MOTOR CO LTD·Filed 2015·Granted Feb 7, 2017·5 cites·9 claims
- 1185US9435329B2Air compressorKITAGAWA HIROKI·Filed 2012·Granted Sep 6, 2016·7 cites·12 claims
- 1282US7490747B2Fastener driving tool including push lever configured to avoid inclined orientation of the driver fastenersHITACHI KOKI KK·Filed 2007·Granted Feb 17, 2009·18 cites·7 claims
- 1382US7299959B2Urged magazine for a fastener driving toolHITACHI KOKI KK·Filed 2005·Granted Nov 27, 2007·20 cites·6 claims
- 1481US9181050B2Sheet feeding apparatus, control method thereof, and document reading apparatusMACHIDA TAKASHI·Filed 2011·Granted Nov 10, 2015·5 cites·9 claims
- 1580US7243831B2Fastener driving toolHITACHI KOKI KK·Filed 2005·Granted Jul 17, 2007·17 cites·20 claims
- 1679US11322880B2Packing mounting structureYAZAKI CORP·Filed 2021·Granted May 3, 2022·1 cites·8 claims
- 1779USD689866SScannerANZAI TETSUYUKI·Filed 2012·Granted Sep 17, 2013·31 cites·1 claims
- 1878US7441683B2Fastener driving toolHITACHI KOKI KK·Filed 2005·Granted Oct 28, 2008·14 cites·4 claims
- 1978US5952639ADepositing, withdrawal, balance check, exchange and transfer of electronic money in automatic cash handling machineHITACHI LTD·Filed 1996·Granted Sep 14, 1999·252 cites·18 claims
- 2077USD667467SAir compressorKOSUGI SHINGO·Filed 2011·Granted Sep 18, 2012·23 cites·1 claims
- 2177USD411524SIC card reader and writerHITACHI LTD·Filed 1998·Granted Jun 29, 1999·20 cites·1 claims
- 2276US10069291B2Terminal fitting fixing structure and wire harnessYAZAKI CORP·Filed 2017·Granted Sep 4, 2018·3 cites·7 claims
- 2376US7852102B2Method and apparatus for inspecting semiconductor devicePANASONIC CORP·Filed 2008·Granted Dec 14, 2010·7 cites·4 claims
- 2475US7325709B2Fastener driving tool and magazine deviceHITACHI KOKI KK·Filed 2005·Granted Feb 5, 2008·14 cites·18 claims
- 2573US10008784B2Terminal fitting fixing structure and wire harnessYAZAKI CORP·Filed 2017·Granted Jun 26, 2018·1 cites·5 claims
- 2673US8479963B2Pneumatic driving machineKITAGAWA HIROKI·Filed 2009·Granted Jul 9, 2013·14 cites·16 claims
- 2769US7014089B2Trigger valve apparatus for pneumatic toolHITACHI KOKI KK·Filed 2004·Granted Mar 21, 2006·17 cites·9 claims
- 2869US6745928B2Trigger valve apparatus for pneumatic toolHITACHI KOKI KK·Filed 2001·Granted Jun 8, 2004·17 cites·34 claims
- 2967US10756473B2Connection terminalYAZAKI CORP·Filed 2019·Granted Aug 25, 2020·2 cites·8 claims
- 3067US7598662B2Low-pressure mercury vapor lamp with an adhering unit to improve luminous efficiencyPANASONIC CORP·Filed 2005·Granted Oct 6, 2009·1 cites·14 claims
- 3167USD432882SPneumatic nailing machineHITACHI KOKI KK·Filed 1999·Granted Oct 31, 2000·13 cites·1 claims
- 3265US2025233351A1ConnectorYAZAKI CORP·Filed 2025·Application pending·0 cites
- 3365US2025233356A1ConnectorYAZAKI CORP·Filed 2025·Application pending·0 cites
- 3464US10791660B2Connection structure of a shielded terminal supporting external conductor of electric cableYAZAKI CORP·Filed 2017·Granted Sep 29, 2020·2 cites·6 claims
- 3564US8066165B2Fastener driving toolISHIZAWA YOSHINORI·Filed 2008·Granted Nov 29, 2011·7 cites·8 claims
- 3664US7874888B2Inspection method and inspection device, repairing method and repairing device for organic electroluminescence panelPANASONIC CORP·Filed 2009·Granted Jan 25, 2011·1 cites·10 claims
- 3764US6888955B2Picture recognition apparatus and methodFUJITSU LTD·Filed 2001·Granted May 3, 2005·19 cites·11 claims
- 3864US2025031319A1Laminated structure, and method for manufacturing laminated structurePANASONIC HOLDINGS CORP·Filed 2024·Application pending·0 cites
- 3963US11331779B2Driving machineKOKI HOLDINGS CO LTD·Filed 2020·Granted May 17, 2022·0 cites·10 claims
- 4063US7394189B2Compact self-ballasted fluorescent lamp having a circuit board with connection membersMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Jul 1, 2008·6 cites·7 claims
- 4162US10971844B2Connector including conductive voltage detection terminal branching from conduction pathYAZAKI CORP·Filed 2019·Granted Apr 6, 2021·1 cites·12 claims
- 4262US4707147ADevice for measuring plasma propertiesUNIV HOKKAIDO·Filed 1985·Granted Nov 17, 1987·25 cites·15 claims
- 4360US7322501B2Fastener driving toolHITACHI KOKI KK·Filed 2005·Granted Jan 29, 2008·5 cites·15 claims
- 4460US6984926B2Compact self-ballasted fluorescent lamp resistant to heat deformationMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Jan 10, 2006·4 cites·11 claims
- 4559US9221162B2Pneumatic driving machineKITAGAWA HIROKI·Filed 2009·Granted Dec 29, 2015·6 cites·10 claims
- 4659US7395953B2Fastener driving toolHITACHI KOKI KK·Filed 2005·Granted Jul 8, 2008·4 cites·5 claims
- 4759US6032857AElectronic money systemHITACHI LTD·Filed 1997·Granted Mar 7, 2000·109 cites·9 claims
- 4858US11121501B2Connector having structure for separating connector from connection targetYAZAKI CORP·Filed 2019·Granted Sep 14, 2021·1 cites·7 claims
- 4958US7328494B2Driving tool having piston and driver bladeHITACHI KOKI KK·Filed 2006·Granted Feb 12, 2008·3 cites·11 claims
- 5057US2025132508A1Terminal-equipped electric wire and joining method thereofYAZAKI CORP·Filed 2024·Application pending·0 cites
Showing the top 50 of 82 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →