Inventor · disambiguated record
Hiroshi Kumagai
Also filed as: KUMAGAI HIROSHI
43 granted patents·17 pending applications·301 citations·filing 1996–2024
97Inventor score
Top patents by PatentIndex Score
60 records- 0192US12031296B2Construction machineHITACHI CONSTRUCTION MACH CO·Filed 2020·Granted Jul 9, 2024·3 cites·2 claims
- 0290US8365855B2Construction machineHITACHI CONSTRUCTION MACHINERY·Filed 2009·Granted Feb 5, 2013·25 cites·7 claims
- 0390US6722708B2Tubular resin connection structureNISSAN MOTOR·Filed 2002·Granted Apr 20, 2004·53 cites·13 claims
- 0489US10873739B2Calibrating method and calibration apparatusYASKAWA ELECTRIC CORP·Filed 2018·Granted Dec 22, 2020·5 cites·18 claims
- 0589US10487476B2Construction machineHITACHI CONSTRUCTION MACH CO·Filed 2016·Granted Nov 26, 2019·8 cites·5 claims
- 0686US7806214B2Construction machineHITACHI CONSTRUCTION MACHINERY·Filed 2006·Granted Oct 5, 2010·24 cites·7 claims
- 0783US7665484B2Fluid couplingNISSAN MOTOR·Filed 2007·Granted Feb 23, 2010·11 cites·4 claims
- 0882US6803540B2Method and apparatus for processing three-dimensional structure, method for producing three-dimensional shape product and three-dimensional structureRICOH KK·Filed 2002·Granted Oct 12, 2004·19 cites·24 claims
- 0981US7067198B2Method and apparatus for processing three-dimensional structure, method for producing three-dimensional shape product and three-dimensional structureRIKEN·Filed 2003·Granted Jun 27, 2006·18 cites·4 claims
- 1080US7090262B2Fuel tank connectorNISSAN MOTOR·Filed 2003·Granted Aug 15, 2006·14 cites·4 claims
- 1177US9562344B2Construction machineHITACHI CONSTRUCTION MACH CO·Filed 2015·Granted Feb 7, 2017·2 cites·4 claims
- 1276US10837977B2Rack for dispensing and dispensing systemYASKAWA ELECTRIC CORP·Filed 2016·Granted Nov 17, 2020·2 cites·20 claims
- 1375US6923218B2Fuel hose and producing method thereforNISSAN MOTOR·Filed 2003·Granted Aug 2, 2005·12 cites·15 claims
- 1465US8049138B2Method and apparatus for processing three-dimensional structure, method for producing three-dimensional shape product and three-dimensional structureRICOH CO LTD·Filed 2004·Granted Nov 1, 2011·10 cites·10 claims
- 1565US6949215B2Method for processing a three-dimensional structure by laserRIKEN·Filed 2003·Granted Sep 27, 2005·9 cites·13 claims
- 1665US6571273B1Process control systemYOKOGAWA ELECTRIC CORP·Filed 1999·Granted May 27, 2003·39 cites·20 claims
- 1763US8530013B2Fuel hoseSHINODA ATSUHIRO·Filed 2009·Granted Sep 10, 2013·1 cites·2 claims
- 1862US7488521B2Resinous tubeNISSAN MOTOR·Filed 2004·Granted Feb 10, 2009·7 cites·15 claims
- 1961US12202153B2Robot operation for a moving workpieceYASKAWA ELECTRIC CORP·Filed 2022·Granted Jan 21, 2025·0 cites·20 claims
- 2061US7482052B2Method for processing by laser, apparatus for processing by laser, and three-dimensional structureRICOH KK·Filed 2005·Granted Jan 27, 2009·1 cites·9 claims
- 2159US11577399B2Robot system, method for controlling robot, robot controller, and non-transitory computer-readable storage mediumYASKAWA ELECTRIC CORP·Filed 2020·Granted Feb 14, 2023·0 cites·13 claims
- 2259US6866297B2Welded structure of fuel filling container and welded part, and welding method thereforNISSAN MOTOR·Filed 2003·Granted Mar 15, 2005·11 cites·14 claims
- 2358US12472573B2Screen to be used during brazing of heat exchanger and brazing method for heat exchangerMAHLE INT GMBH·Filed 2021·Granted Nov 18, 2025·0 cites·20 claims
- 2457US8356638B2Multi-layer hoseNISSAN MOTOR·Filed 2008·Granted Jan 22, 2013·0 cites·3 claims
- 2556US8757214B2Multi-layer hoseSHINODA ATSUHIRO·Filed 2009·Granted Jun 24, 2014·0 cites·5 claims
- 2656USD678918SCover for construction machineHAGURA SHIGEHISA·Filed 2012·Granted Mar 26, 2013·9 cites·1 claims
- 2755US8491978B2Multilayer articleSHINODA ATSUHIRO·Filed 2008·Granted Jul 23, 2013·2 cites·7 claims
- 2854US2024141615A1Construction MachineHITACHI CONSTRUCTION MACH CO·Filed 2022·Application pending·0 cites
- 2953US12121998B2Brazing a stacked body with a screenMAHLE INT GMBH·Filed 2021·Granted Oct 22, 2024·0 cites·20 claims
- 3053US2024424677A1Control system and control methodYASKAWA ELECTRIC CORP·Filed 2024·Application pending·0 cites
- 3150US10864628B2Robot system, robot controller, and method for producing to-be-worked materialYASKAWA ELECTRIC CORP·Filed 2018·Granted Dec 15, 2020·0 cites·4 claims
- 3250US7607414B2Member for internal combustion engine and production method thereofNISSAN MOTOR·Filed 2005·Granted Oct 27, 2009·1 cites·17 claims
- 3348US2004018328A1Resinous tube and fuel system piping tubeNISSAN MOTOR·Filed 2003·Application pending·0 cites
- 3448US2006083883A1Multi-layer resinous tube and multi-layer resinous containerNISSAN MOTOR·Filed 2005·Application pending·0 cites
- 3548US2009169791A1Multilayer articleNISSAN MOTOR·Filed 2008·Application pending·0 cites
- 3646US12068005B2Tape reel and tape cartridgeSONY GROUP CORP·Filed 2020·Granted Aug 20, 2024·0 cites·16 claims
- 3745US6822221B2Method for laser cooling of atoms and apparatus thereforeRIKEN·Filed 2002·Granted Nov 23, 2004·3 cites·10 claims
- 3845US2002029246A1Portable information terminal, communications method and recording mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Application pending·0 cites
- 3945US2005263198A1Fluid couplingNISSAN MOTOR·Filed 2005·Application pending·0 cites
- 4045US2007149329A1Sliding member for chain system, chain guide, chain tensioner and chain systemHITACHI CABLE·Filed 2006·Application pending·0 cites
- 4145US2011003162A1Magnesium alloy memberNISSAN MOTOR·Filed 2010·Application pending·0 cites
- 4244US11217278B2Tape cartridge including reel lock memberSONY CORP·Filed 2019·Granted Jan 4, 2022·0 cites·11 claims
- 4343US2023249941A1Tape cartridge, tape reel, and method of producing reel hubSONY GROUP CORP·Filed 2021·Application pending·0 cites
- 4441US2005191452A1Fuel containerNISSAN MOTOR·Filed 2005·Application pending·0 cites
- 4540US11534076B2Image generation apparatus, conductivity acquisition apparatus, image generation method, and programSCHOOL JURIDICAL PERSON KITASATO INST·Filed 2015·Granted Dec 27, 2022·0 cites·22 claims
- 4640US2013223967A1Working MachineSHIMIZU TSUYOSHI·Filed 2011·Application pending·0 cites
- 4739US5645638AMethod and apparatus for preparing crystalline thin-films for solid-state lasersRIKAGAKU KENKYUSHO·Filed 1996·Granted Jul 8, 1997·5 cites·14 claims
- 4839US2024404555A1Magnetic recording medium and magnetic recording medium cartridgeSONY GROUP CORP·Filed 2022·Application pending·0 cites
- 4939US2003121560A1Resinous tubeFiled 2002·Application pending·0 cites
- 5039US2009000684A1Multi-layer hoseNISSAN MOTOR·Filed 2008·Application pending·0 cites
Showing the top 50 of 60 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →