Inventor · disambiguated record
Tomoyuki Tanaka
Also filed as: OGAWA TAKUZO · OKAMURA MASAHIRO · TANAKA TOMOYUKI
83 granted patents·17 pending applications·1,000 citations·filing 1974–2024
99Inventor score
Top patents by PatentIndex Score
100 records- 0197US5417312ASemiconductor acceleration sensor and vehicle control system using the sameHITACHI LTD·Filed 1993·Granted May 23, 1995·161 cites·26 claims
- 0295USD684598SHydraulic excavatorHITACHI CONSTRUCTION MACHINERY·Filed 2012·Granted Jun 18, 2013·71 cites·1 claims
- 0391US9601252B2Electromagnetic drive device and method of manufacturing electromagnetic drive deviceAISIN AW CO·Filed 2015·Granted Mar 21, 2017·9 cites·20 claims
- 0491USD684599SHydraulic excavatorHITACHI CONSTRUCTION MACHINERY·Filed 2012·Granted Jun 18, 2013·48 cites·1 claims
- 0588US11994201B2Power transmission device for work vehicleKUBOTA KK·Filed 2021·Granted May 28, 2024·3 cites·7 claims
- 0688US7537074B2Construction machineHITACHI CONSTRUCTION MACHINERY·Filed 2005·Granted May 26, 2009·20 cites·7 claims
- 0787USD752112SExcavatorHITACHI CONSTRUCTION MACHINERY·Filed 2014·Granted Mar 22, 2016·35 cites·1 claims
- 0886US12135075B2Work vehicleKUBOTA KK·Filed 2022·Granted Nov 5, 2024·1 cites·5 claims
- 0986US11718592B2Oxadiazole derivativeSUMITOMO PHARMA CO LTD·Filed 2022·Granted Aug 8, 2023·1 cites·30 claims
- 1086USD684607SOperator cab for construction machineHITACHI CONSTRUCTION MACHINERY·Filed 2012·Granted Jun 18, 2013·35 cites·1 claims
- 1186USD684600SHydraulic excavatorHITACHI CONSTRUCTION MACHINERY·Filed 2012·Granted Jun 18, 2013·34 cites·1 claims
- 1285USD685006SCover for operator cab interior for construction machine with console boxHITACHI CONSTRUCTION MACHINERY·Filed 2012·Granted Jun 25, 2013·33 cites·1 claims
- 1385US5453570AKaraoke authoring apparatusRICOH KK·Filed 1993·Granted Sep 26, 1995·63 cites·5 claims
- 1484USD881288SRobot toyTOMY CO LTD·Filed 2018·Granted Apr 14, 2020·22 cites·1 claims
- 1584US10036136B2Small-sized hydraulic excavatorHITACHI CONSTRUCTION MACHINERY TIERRA CO LTD·Filed 2017·Granted Jul 31, 2018·5 cites·5 claims
- 1682US8967309B2Construction machineKIMURA SHOGO·Filed 2011·Granted Mar 3, 2015·9 cites·6 claims
- 1782USD681689SHydraulic excavatorHITACHI CONSTRUCTION MACHINERY·Filed 2012·Granted May 7, 2013·28 cites·1 claims
- 1880US11718173B2Traveling transmission device of tractorKUBOTA KK·Filed 2020·Granted Aug 8, 2023·1 cites·8 claims
- 1979US9567303B2Crystal of 5-hydroxy-1H-imidazole-4-carboxamide hydrate and pharmaceutical composition thereofFUJIFILM CORP·Filed 2015·Granted Feb 14, 2017·2 cites·2 claims
- 2079US9108928B2Crystal of 5-hydroxy-1H-imidazole-4-carboxamide 3/4 hydrate, method for producing the same and crystal of 5-hydroxy-1H-imidazole-4-carboxamide hydrateFUJIFILM CORP·Filed 2014·Granted Aug 18, 2015·2 cites·17 claims
- 2179US7575272B2Construction machineHITACHI CONSTRUCTION MACHINERY·Filed 2005·Granted Aug 18, 2009·12 cites·6 claims
- 2279US6711950B1Liquid level detectorNIPPON SEIKI CO LTD·Filed 2000·Granted Mar 30, 2004·27 cites·15 claims
- 2377US9318246B2Solenoid drive deviceAISIN AW CO·Filed 2013·Granted Apr 19, 2016·4 cites·20 claims
- 2477US7287810B2Construction machineHITACHI CONSTRUCTION MACHINERY·Filed 2004·Granted Oct 30, 2007·24 cites·10 claims
- 2577US4466009ALight-activated semiconductor device with optic fiber moveable azimuthally and transverselyHITACHI LTD·Filed 1981·Granted Aug 14, 1984·31 cites·17 claims
- 2676US8632122B2Construction machineKIMURA SHOUGO·Filed 2010·Granted Jan 21, 2014·7 cites·5 claims
- 2776USD681066SHydraulic excavatorHITACHI CONSTRUCTION MACHINERY·Filed 2012·Granted Apr 30, 2013·20 cites·1 claims
- 2875US12017528B2Traveling transmission device of tractorKUBOTA KK·Filed 2023·Granted Jun 25, 2024·0 cites·4 claims
- 2975US10458160B2Small-sized construction machineHITACHI CONSTRUCTION MACHINERY TIERRA CO LTD·Filed 2016·Granted Oct 29, 2019·4 cites·6 claims
- 3075US7581800B2System for scanning recycled paper before printingKYOCERA MITA CORP·Filed 2005·Granted Sep 1, 2009·4 cites·18 claims
- 3174USD752651SExcavatorHITACHI CONSTRUCTION MACHINERY·Filed 2014·Granted Mar 29, 2016·18 cites·1 claims
- 3272US10562862B2Method for manufacturing nitrogen-containing heterocyclic compound and intermediate of sameFUJIFILM CORP·Filed 2019·Granted Feb 18, 2020·1 cites·3 claims
- 3372USD689529SConsole for construction machineHITACHI CONSTRUCTION MACHINERY·Filed 2012·Granted Sep 10, 2013·18 cites·1 claims
- 3471US11535599B2Benzisoxazole derivativeSUMITOMO PHARMA CO LTD·Filed 2022·Granted Dec 27, 2022·0 cites·28 claims
- 3571US10435377B2Method for manufacturing nitrogen-containing heterocyclic compound and intermediate of sameFUJIFILM CORP·Filed 2018·Granted Oct 8, 2019·1 cites·12 claims
- 3671US8944493B2Construction machineKIMURA SHOGO·Filed 2012·Granted Feb 3, 2015·6 cites·8 claims
- 3768US7128788B2Manufacturing apparatus for buried insulating layer-type semiconductor silicon carbide substrateHOSIDEN CORP·Filed 2004·Granted Oct 31, 2006·2 cites·5 claims
- 3867USD685007SSeat for operator cab for construction machineHITACHI CONSTRUCTION MACHINERY·Filed 2012·Granted Jun 25, 2013·14 cites·1 claims
- 3965US10267017B2Small-sized construction machineHITACHI CONSTRUCTION MACHINERY TIERRA CO LTD·Filed 2016·Granted Apr 23, 2019·2 cites·6 claims
- 4065US8264716B2Ringtone, voice, and sound notification of printer statusOLA ZHEILA L·Filed 2006·Granted Sep 11, 2012·7 cites·18 claims
- 4162US12404926B2Work vehicleKUBOTA KK·Filed 2023·Granted Sep 2, 2025·0 cites·4 claims
- 4262US5274541AParallel circuit module including a diode and an IGBTHITACHI LTD·Filed 1990·Granted Dec 28, 1993·32 cites·1 claims
- 4361US8641468B2Manufacturing method for spark plugTANAKA TOMOYUKI·Filed 2012·Granted Feb 4, 2014·1 cites·16 claims
- 4461US7697149B2System for detecting and avoiding printing of solid black areasKYOCERA MITA CORP·Filed 2005·Granted Apr 13, 2010·3 cites·20 claims
- 4561US7393763B2Manufacturing method of monocrystalline gallium nitride localized substrateOSAKA PREFECTURE·Filed 2005·Granted Jul 1, 2008·1 cites·2 claims
- 4661US7084049B2Manufacturing method for buried insulating layer-type semiconductor silicon carbide substrateHOSIDEN CORP·Filed 2003·Granted Aug 1, 2006·0 cites·4 claims
- 4761US2024392535A1Construction machineHITACHI CONSTRUCTION MACHINERY TIERRA CO LTD·Filed 2023·Application pending·0 cites
- 4860US12247630B2Hydraulic clutch, travel power transmission device, and work vehicleKUBOTA KK·Filed 2024·Granted Mar 11, 2025·0 cites·15 claims
- 4960US4089024ASemiconductor switching deviceHITACHI LTD·Filed 1975·Granted May 9, 1978·11 cites·21 claims
- 5058US2010143939A1Intracellular antibodiesMEDICAL RES COUNCIL·Filed 2009·Application pending·0 cites
Showing the top 50 of 100 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →