Inventor · disambiguated record
Kouji Fujita
Also filed as: FUJITA KOUJI
39 granted patents·11 pending applications·332 citations·filing 1990–2024
97Inventor score
Files withHITACHI LTD17HITACHI CONSTRUCTION MACH CO7HITACHI-LG DATA STORAGE INC4DAIFUKU KK3FUJITA KOUJI3
Top patents by PatentIndex Score
50 records- 0197US7967462B2Backlight assembly for liquid crystal display apparatus having inclined light emmitting elementsHITACHI LTD·Filed 2009·Granted Jun 28, 2011·66 cites·2 claims
- 0288US6471150B1Threading mechanism for magnetic recording/reproducing apparatusNEC CORP·Filed 2000·Granted Oct 29, 2002·28 cites·2 claims
- 0384US7349623B1Data recording apparatus and system having sustained high transfer ratesHITACHI LTD·Filed 2000·Granted Mar 25, 2008·19 cites·22 claims
- 0483US7903930B2Data recording apparatus and system having sustained high transfer ratesHITACHI LTD·Filed 2004·Granted Mar 8, 2011·12 cites·10 claims
- 0583US7832286B2Torque wrenchKYOTO TOOL CO LTD·Filed 2006·Granted Nov 16, 2010·22 cites·14 claims
- 0680US7835617B2Data recording apparatus and system having sustained high transfer ratesHITACHI LTD·Filed 2004·Granted Nov 16, 2010·9 cites·6 claims
- 0775US7457513B2Recorder/reproducerHITACHI LTD·Filed 2005·Granted Nov 25, 2008·3 cites·6 claims
- 0875US5808824ATape feed control systemHITACHI LTD·Filed 1995·Granted Sep 15, 1998·30 cites·9 claims
- 0974US8830809B2Optical information recording deviceHITACHI LG DATA STORAGE INC·Filed 2013·Granted Sep 9, 2014·3 cites·8 claims
- 1074US8234936B2Torque wrench having improved tightening torque measurement valueNAKATA SHOGO·Filed 2008·Granted Aug 7, 2012·14 cites·6 claims
- 1173US10270548B2Target operation device communicating system, mobile terminal, and target operation device communication cooperating methodMAXELL LTD·Filed 2015·Granted Apr 23, 2019·2 cites·15 claims
- 1269US8169867B2Optical disc drive apparatusFUJITA KOUJI·Filed 2008·Granted May 1, 2012·2 cites·1 claims
- 1361US10145087B2Surroundings display device for swing working machineHITACHI CONSTRUCTION MACH CO·Filed 2015·Granted Dec 4, 2018·1 cites·4 claims
- 1460US7211733B2Electric wire, electric wire connection method and wire harnessYAZAKI CORP·Filed 2004·Granted May 1, 2007·7 cites·9 claims
- 1558US7660223B2Disc deviceHITACHI LTD·Filed 2008·Granted Feb 9, 2010·0 cites·4 claims
- 1658US5246744AMethod of forming thin film of amorphous silicon by plasma cvdCENTRAL GLASS CO LTD·Filed 1991·Granted Sep 21, 1993·21 cites·18 claims
- 1758US2025361656A1Tungsten wire and fiber productPANASONIC IP MAN CO LTD·Filed 2023·Application pending·0 cites
- 1856US12264452B2Work machineHITACHI CONSTRUCTION MACH CO·Filed 2022·Granted Apr 1, 2025·0 cites·6 claims
- 1956US6987924B1Recorder/reproducerHITACHI LTD·Filed 1999·Granted Jan 17, 2006·15 cites·3 claims
- 2056US6599620B2Cellulosic particles, spherical object comprising cross-linked polymer particles, and adsorbent for body fluid purificationKANEKA CORP·Filed 1998·Granted Jul 29, 2003·14 cites·9 claims
- 2156US5463505AHelical-scan information recording-playback apparatusHITACHI LTD·Filed 1990·Granted Oct 31, 1995·10 cites·33 claims
- 2255US8326122B2Recorder/reproducerFUJITA KOUJI·Filed 2008·Granted Dec 4, 2012·0 cites·7 claims
- 2355US7763348B2Cellulosic particles, spherical object comprising cross-linked polymer particles, and adsorbent for body fluid purificationKANEKA CORP·Filed 2007·Granted Jul 27, 2010·1 cites·4 claims
- 2454US12065805B2Work machineHITACHI CONSTRUCTION MACH CO·Filed 2022·Granted Aug 20, 2024·0 cites·4 claims
- 2554US10650251B2Monitoring image display device of industrial machineHITACHI CONSTRUCTION MACH CO·Filed 2018·Granted May 12, 2020·0 cites·3 claims
- 2653US12505709B2Vehicle body management systemHITACHI CONSTRUCTION MACH CO·Filed 2021·Granted Dec 23, 2025·0 cites·11 claims
- 2753US7693017B2Optical disc deviceHITACHI LTD·Filed 2006·Granted Apr 6, 2010·0 cites·16 claims
- 2853US2011122759A1Data Recording Apparatus and System Having Sustained High Transfer RatesHITACHI LTD·Filed 2011·Application pending·0 cites
- 2952US5785152ALubricant-containing end cap for a bicycle control cableSHIMANO KK·Filed 1997·Granted Jul 28, 1998·14 cites·20 claims
- 3051US2025042663A1Article Storage FacilityDAIFUKU KK·Filed 2024·Application pending·0 cites
- 3151US2025042665A1Article Storage FacilityDAIFUKU KK·Filed 2024·Application pending·0 cites
- 3249US9190097B2Optical information recording/reproducing device and optical information recording/reproducing methodHITACHI LG DATA STORAGE INC·Filed 2014·Granted Nov 17, 2015·0 cites·18 claims
- 3349US8913474B2Optical information recording/reproducing apparatusHITACHI LG DATA STORAGE INC·Filed 2014·Granted Dec 16, 2014·0 cites·16 claims
- 3449US2016049170A1Optical information recording and reconstructing deviceHITACHI CONSUMER ELECTRONICS·Filed 2013·Application pending·0 cites
- 3548US5471352ARecording/playback apparatus in which head and tape are held in intermittent contact during rapid searchHITACHI LTD·Filed 1993·Granted Nov 28, 1995·7 cites·26 claims
- 3647US12042823B2Article sorting facilityDAIFUKU KK·Filed 2023·Granted Jul 23, 2024·0 cites·11 claims
- 3747US10413187B2Optical scanning device, imaging device, and TOF type analyzerHITACHI LTD·Filed 2016·Granted Sep 17, 2019·0 cites·15 claims
- 3847US2003186041A1Cellulosic particles, spherical object comprising cross-linked polymer particles, and adsorbent for body fluid purificationKANEKA CORP·Filed 2003·Application pending·0 cites
- 3947US2016217331A1Monitoring image display device of industrial machineHITACHI CONSTRUCTION MACH CO·Filed 2015·Application pending·0 cites
- 4046US2007280064A1Optical disk deviceFUJITA KOUJI·Filed 2007·Application pending·0 cites
- 4145US5521769AMagnetic tape drive with displaceable head capable of a re-try operationHITACHI LTD·Filed 1993·Granted May 28, 1996·6 cites·16 claims
- 4245US5500775AData recording and reproducing apparatusHITACHI LTD·Filed 1993·Granted Mar 19, 1996·6 cites·8 claims
- 4344US2005276180A1Data processing apparatusHITACHI LTD·Filed 2005·Application pending·0 cites
- 4443US5138504ATape transport control apparatus for switching from high speed reel drive to low speed capstan drive without stopping the tapeHITACHI LTD·Filed 1990·Granted Aug 11, 1992·7 cites·12 claims
- 4540US5636709ALubricant-containing end cap for a bicycle control cableSHIMANO KK·Filed 1996·Granted Jun 10, 1997·8 cites·32 claims
- 4635US2018081368A1Vehicle and operation system for transport vehicle for mineHITACHI CONSTRUCTION MACH CO·Filed 2016·Application pending·0 cites
- 4734US7247834B2Photoelectric sensor for detecting presence/absence of objectHOSIDEN CORP·Filed 2003·Granted Jul 24, 2007·0 cites·3 claims
- 4834US2016078893A1Optical information recording and reproducing device and optical information recording and reproducing methodHITACHI LG DATA STORAGE INC·Filed 2015·Application pending·0 cites
- 4930US5415960AMethod of fabricating a phosphor screen for a cathode ray tubeSONY CORP·Filed 1993·Granted May 16, 1995·0 cites·4 claims
- 5029US5983999ALaminated heat exchanger having refrigerant tubes and headsMITSUBISHI HEAVY IND LTD·Filed 1997·Granted Nov 16, 1999·5 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →