Inventor · disambiguated record
Hiroshi Sakamoto
Also filed as: KAWAMURA TAKAO · OYAMA T · SAKAMOTO HIROSHI
273 granted patents·66 pending applications·4,892 citations·filing 1977–2025
99Inventor score
Files withHITACHI LTD54HITACHI CONSTRUCTION MACH CO50NIKON CORP34ASAHI GLASS CO LTD14NAVITIME JAPAN CO LTD12
Top patents by PatentIndex Score
339 records- 0198US8040343B2Map display device and map display methodNAVITIME JAPAN CO LTD·Filed 2005·Granted Oct 18, 2011·78 cites·2 claims
- 0298US6512360B1Self-induction-type stroke sensorAMITEQ CO LTD·Filed 2000·Granted Jan 28, 2003·1.4k cites·13 claims
- 0396US10301794B2Construction machineHITACHI CONSTRUCTION MACH CO·Filed 2017·Granted May 28, 2019·13 cites·4 claims
- 0496US7591203B2Control apparatus and control method for vehicleHITACHI LTD·Filed 2007·Granted Sep 22, 2009·35 cites·10 claims
- 0596US6656090B2Control method and system for vehicleHITACHI LTD·Filed 2001·Granted Dec 2, 2003·40 cites·10 claims
- 0695US7226976B2Latent curing agent for epoxy resin, and curable epoxy resin compositionAJINOMOTO KK·Filed 2005·Granted Jun 5, 2007·27 cites·17 claims
- 0795US6566862B1Self-induction-type position detector device for detecting object positionGOTO ATSUTOSHI·Filed 2000·Granted May 20, 2003·67 cites·8 claims
- 0895US4772994APower source using high-frequency phase controlNISHIMU DENSHI KOGYO KK·Filed 1987·Granted Sep 20, 1988·219 cites·6 claims
- 0995US4507669AThermosensitive recording sheetRICOH KK·Filed 1983·Granted Mar 26, 1985·77 cites·17 claims
- 1094US6258006B1Transmission, vehicle, hybrid vehicle, and control unit thereforHITACHI LTD·Filed 2000·Granted Jul 10, 2001·86 cites·13 claims
- 1193US10794046B2Work machineHITACHI CONSTRUCTION MACH CO·Filed 2016·Granted Oct 6, 2020·9 cites·5 claims
- 1293USD890200SDisplay screen with graphical user interface for a construction machineHITACHI CONSTRUCTION MACH CO·Filed 2018·Granted Jul 14, 2020·58 cites·1 claims
- 1393US9340953B2Construction machineHITACHI CONSTRUCTION MACHINERY·Filed 2013·Granted May 17, 2016·19 cites·9 claims
- 1492US8924140B2External environment recognition device for vehicle and vehicle system using sameSAKAMOTO HIROSHI·Filed 2010·Granted Dec 30, 2014·14 cites·8 claims
- 1591US9752899B2Inductive position detection deviceAMITEQ CO LTD·Filed 2014·Granted Sep 5, 2017·9 cites·13 claims
- 1691US7871710B2Conductive material for a connecting partKOBE STEEL LTD·Filed 2008·Granted Jan 18, 2011·12 cites·13 claims
- 1791US7185722B1Power transmission apparatus of motor vehiclesHITACHI LTD·Filed 2000·Granted Mar 6, 2007·54 cites·9 claims
- 1891US6341541B1Power transmission system of an automobileHITACHI LTD·Filed 2000·Granted Jan 29, 2002·43 cites·5 claims
- 1990US11414841B2Construction machineHITACHI CONSTRUCTION MACH CO·Filed 2017·Granted Aug 16, 2022·7 cites·5 claims
- 2090US8730575B2Wire-grid polarizer and process for producing the sameASAHI GLASS CO LTD·Filed 2012·Granted May 20, 2014·11 cites·5 claims
- 2190US8133428B2Photocurable composition, process for producing fine patterned product and optical elementKAIDA YURIKO·Filed 2010·Granted Mar 13, 2012·9 cites·9 claims
- 2290US6679133B1Gear-type automatic transmission and car using the gear type automatic transmissionHITACHI LTD·Filed 1999·Granted Jan 20, 2004·40 cites·5 claims
- 2390US5488552AInverter power supplySAKAMOTO HIROSHI·Filed 1993·Granted Jan 30, 1996·100 cites·15 claims
- 2489US7150698B2Power transmission apparatus for automobileHITACHI LTD·Filed 2002·Granted Dec 19, 2006·56 cites·6 claims
- 2589US6556117B1Multi-channel uniform output type transformerFDK CORP·Filed 2000·Granted Apr 29, 2003·35 cites·22 claims
- 2688US10570587B2Periphery monitoring device of work machineHITACHI CONSTRUCTION MACH CO·Filed 2017·Granted Feb 25, 2020·7 cites·6 claims
- 2788US6470867B2Multi cylinder internal combustion engine comprising a cylinder head internally defining exhaust passagesHONDA MOTOR CO LTD·Filed 2001·Granted Oct 29, 2002·24 cites·15 claims
- 2887US8445057B2Conductive material for connecting part and method for manufacturing the conductive materialSUZUKI MOTOHIKO·Filed 2010·Granted May 21, 2013·7 cites·18 claims
- 2987US7423521B2Vehicular visual assistance systemHONDA LOCK KK·Filed 2005·Granted Sep 9, 2008·12 cites·15 claims
- 3086US8734764B2Composition for oral cavitySAKAMOTO HIROSHI·Filed 2010·Granted May 27, 2014·2 cites·11 claims
- 3186US8623161B2Process for producing article having fine concavo-convex structure on its surface and process for producing wire-grid polarizerKAIDA YURIKO·Filed 2011·Granted Jan 7, 2014·7 cites·17 claims
- 3286US6619152B2Automatic transmission control apparatus, method and vehicle using the sameHITACHI LTD·Filed 2001·Granted Sep 16, 2003·25 cites·54 claims
- 3386US6550352B2Device and method for automatic transmission controlHITACHI LTD·Filed 2001·Granted Apr 22, 2003·25 cites·9 claims
- 3486US6040986ANon-contact power transmitting device having simplified self-oscillation feedback loop which interrupts power transmission when no load is presentMATSUSHITA ELECTRIC WORKS LTD·Filed 1998·Granted Mar 21, 2000·122 cites·5 claims
- 3586US5027263ASwitching power source meansUNIV KYUSHU·Filed 1989·Granted Jun 25, 1991·55 cites·8 claims
- 3685US8090533B2Map display system, method of inputting conditions for searching for POI, method of displaying guidance to POI, and terminal deviceKOIKE TADANORI·Filed 2006·Granted Jan 3, 2012·22 cites·26 claims
- 3785US7820303B2Conductive material for connecting part and method for manufacturing the conductive materialKOBE STEEL LTD·Filed 2005·Granted Oct 26, 2010·4 cites·16 claims
- 3885US7086301B2Apparatus and method of controlling a vehicleHITACHI LTD·Filed 2004·Granted Aug 8, 2006·17 cites·30 claims
- 3985US6965357B2Light-emitting element drive circuitFREESCALE SEMICONDUCTOR INC·Filed 2003·Granted Nov 15, 2005·28 cites·9 claims
- 4085US6722230B2Power transmission apparatus of motor vehiclesHITACHI LTD·Filed 2001·Granted Apr 20, 2004·40 cites·12 claims
- 4185US4129801ACathode for cathode ray tube of directly heating type and process for producing the same cathodeHITACHI LTD·Filed 1977·Granted Dec 12, 1978·22 cites·29 claims
- 4284US11423661B2Object recognition apparatusTOYOTA MOTOR CO LTD·Filed 2020·Granted Aug 23, 2022·2 cites·5 claims
- 4384US10920394B2Construction machineHITACHI CONSTRUCTION MACH CO·Filed 2017·Granted Feb 16, 2021·5 cites·4 claims
- 4484US8677835B2Torque sensorGOTO ATSUTOSHI·Filed 2010·Granted Mar 25, 2014·12 cites·9 claims
- 4583US11149411B2Work machineHITACHI CONSTRUCTION MACH CO·Filed 2018·Granted Oct 19, 2021·4 cites·7 claims
- 4683US7831366B2Vehicle speed control systemZANAVY INFORMATICS KK·Filed 2007·Granted Nov 9, 2010·13 cites·14 claims
- 4783US6034624AInduction-type linear position detector deviceGOTO ATSUTOSHI·Filed 1997·Granted Mar 7, 2000·59 cites·19 claims
- 4883US2025100462A1Work Machine Capable of Calculating Loaded Amount for Hauling MachineHITACHI CONSTRUCTION MACH CO·Filed 2024·Application pending·0 cites
- 4982US6514172B2Control apparatus of automatic transmission and method of controlling the sameHITACHI LTD·Filed 2001·Granted Feb 4, 2003·18 cites·9 claims
- 5082US5794082AElectronic flash device with slave emission functionNIKON CORP·Filed 1997·Granted Aug 11, 1998·20 cites·16 claims
Showing the top 50 of 339 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →