Inventor · disambiguated record
Masahiro Ishikawa
Also filed as: ISHIKAWA MASAHIRO
82 granted patents·11 pending applications·4,974 citations·filing 1985–2021
99Inventor score
Files withMITSUBISHI ELECTRIC CORP14HONDA MOTOR CO LTD13NISSAN MOTOR7OLYMPUS CORP6TOYOTA MOTOR CO LTD5
Top patents by PatentIndex Score
93 records- 0198US6071233AEndoscopeOLYMPUS OPTICAL CO·Filed 1998·Granted Jun 6, 2000·2k cites·25 claims
- 0296US7221567B2Heat sink fanNIDEC CORP·Filed 2005·Granted May 22, 2007·53 cites·12 claims
- 0396US6478367B2Vehicle body reinforcement structureHONDA MOTOR CO LTD·Filed 2001·Granted Nov 12, 2002·102 cites·7 claims
- 0495US9796424B2Vehicle body frame and vehicle underfloor structureTOYOTA MOTOR CO LTD·Filed 2014·Granted Oct 24, 2017·34 cites·4 claims
- 0595US7438062B2Flow passage switching valveAISAN IND·Filed 2006·Granted Oct 21, 2008·40 cites·15 claims
- 0695US5404612AVacuum cleanerYASHIMA DENKI KK·Filed 1993·Granted Apr 11, 1995·127 cites·6 claims
- 0794US6059719AEndoscope systemOLYMPUS OPTICAL CO·Filed 1998·Granted May 9, 2000·782 cites·69 claims
- 0894US4592651ACopier with bookbinding functionRICOH KK·Filed 1985·Granted Jun 3, 1986·88 cites·16 claims
- 0993US10065694B1Vehicle assemblyHONDA MOTOR CO LTD·Filed 2017·Granted Sep 4, 2018·14 cites·20 claims
- 1091US9302710B2Front pillar attachment for a vehicle bodyHONDA MOTOR CO LTD·Filed 2015·Granted Apr 5, 2016·10 cites·20 claims
- 1190US6530253B1Method for producing cylindrical member having spline grooves, and cylindrical member having spline groovesAISIN AW CO·Filed 2000·Granted Mar 11, 2003·31 cites·8 claims
- 1289US8820824B1Vehicle roof structureHONDA MOTOR CO LTD·Filed 2013·Granted Sep 2, 2014·17 cites·20 claims
- 1389US7367613B2Hanger beam assemblyHONDA MOTOR CO LTD·Filed 2007·Granted May 6, 2008·19 cites·14 claims
- 1489US6923699B2Method of making a spark plugNGK SPARK PLUG CO·Filed 2003·Granted Aug 2, 2005·41 cites·18 claims
- 1589US4640611ACopying method for bookbindingRICOH KK·Filed 1985·Granted Feb 3, 1987·36 cites·7 claims
- 1688US10865799B2Centrifugal compression test deviceMITSUBISHI HEAVY IND COMPRESSOR CORP·Filed 2017·Granted Dec 15, 2020·5 cites·7 claims
- 1788US7374232B2Hanger beam assemblyHONDA MOTOR CO LTD·Filed 2006·Granted May 20, 2008·15 cites·18 claims
- 1888US6988987B2Guide tubeOLYMPUS CORP·Filed 2003·Granted Jan 24, 2006·216 cites·2 claims
- 1987US7123483B2Heat sink fan and method for manufacturing heat sink that is used for the heat sink fanNIDEC CORP·Filed 2004·Granted Oct 17, 2006·44 cites·12 claims
- 2087US6689130B2Treatment apparatus for endoscopeOLYMPUS CORP·Filed 2002·Granted Feb 10, 2004·228 cites·19 claims
- 2186US9114836B1Vehicle roof structureHONDA MOTOR CO LTD·Filed 2014·Granted Aug 25, 2015·13 cites·20 claims
- 2286US7498704B2MotorNIDEC CORP·Filed 2007·Granted Mar 3, 2009·17 cites·28 claims
- 2386US7278209B2Method for manufacturing heat sink for use in heat sink fanNIDEC CORP·Filed 2006·Granted Oct 9, 2007·13 cites·15 claims
- 2484US9573451B1Sashless door sealing assembly, fastening assembly and methodHONDA MOTOR CO LTD·Filed 2015·Granted Feb 21, 2017·6 cites·20 claims
- 2584US6864623B2Spark plugNGK SPARK PLUG CO·Filed 2003·Granted Mar 8, 2005·21 cites·4 claims
- 2684US6306081B1Hood for an endoscopeOLYMPUS OPTICAL CO·Filed 1999·Granted Oct 23, 2001·335 cites·16 claims
- 2781US9545952B2Vehicle lower part structureTOYOTA MOTOR CO LTD·Filed 2014·Granted Jan 17, 2017·9 cites·7 claims
- 2880US8337395B2Anastomosis systemSUZUKI KEITA·Filed 2009·Granted Dec 25, 2012·17 cites·6 claims
- 2979US11345568B2Cage position detection deviceMITSUBISHI ELECTRIC CORP·Filed 2016·Granted May 31, 2022·2 cites·3 claims
- 3078US5423684AApparatus and method for forming a switchboard unit circuitMITSUBISHI ELECTRIC CORP·Filed 1993·Granted Jun 13, 1995·47 cites·23 claims
- 3177US9160155B2Bus bar moduleYAZAKI CORP·Filed 2014·Granted Oct 13, 2015·2 cites·3 claims
- 3277US7377578B2Hanger beam assemblyHONDA MOTOR CO LTD·Filed 2007·Granted May 27, 2008·9 cites·15 claims
- 3376US5539614AControl unit, plug-in unit, transformer, zero-phase current transformer, and frequency measuring circuit applied to control centerMITSUBISHI ELECTRIC CORP·Filed 1994·Granted Jul 23, 1996·32 cites·3 claims
- 3475US11319187B2Elevator car position detection deviceMITSUBISHI ELECTRIC CORP·Filed 2017·Granted May 3, 2022·2 cites·5 claims
- 3575US6305430B1Reinforcement structure for pipeHONDA MOTOR CO LTD·Filed 2001·Granted Oct 23, 2001·23 cites·6 claims
- 3674US6474123B1Electronic key deviceTOKAI RIKA CO LTD·Filed 2000·Granted Nov 5, 2002·32 cites·21 claims
- 3773US9616940B2Vehicle lower portion structureTOYOTA MOTOR CO LTD·Filed 2014·Granted Apr 11, 2017·6 cites·3 claims
- 3872US7637919B2Anastomosis system for performing anastomosis in bodyOLYMPUS CORP·Filed 2003·Granted Dec 29, 2009·55 cites·7 claims
- 3972US5691686ATransformer zero-phase current transformerMITSUBISHI ELECTRIC CORP·Filed 1995·Granted Nov 25, 1997·25 cites·4 claims
- 4071US8040241B2Capacitance-based occupant detection system and occupant protection systemDENSO CORP·Filed 2008·Granted Oct 18, 2011·7 cites·10 claims
- 4171US7527590B2Anastomosis systemOLYMPUS CORP·Filed 2003·Granted May 5, 2009·45 cites·21 claims
- 4271US5151612ACircuit for eliminating digital noise or short pulses utilizing set/reset shift registerNISSAN MOTOR·Filed 1990·Granted Sep 29, 1992·25 cites·6 claims
- 4370US7654951B2Anastomosis system for performing anastomosis in bodyOLYMPUS CORP·Filed 2004·Granted Feb 2, 2010·45 cites·10 claims
- 4470US5134429AInstant photographic apparatusRICOH KK·Filed 1991·Granted Jul 28, 1992·8 cites·6 claims
- 4569US8078362B2Electrostatic seat occupant detection systemYAMANAKA SHOICHI·Filed 2008·Granted Dec 13, 2011·7 cites·4 claims
- 4669US5364203ABus bar connecting deviceMITSUBISHI ELECTRIC CORP·Filed 1993·Granted Nov 15, 1994·31 cites·17 claims
- 4768US9738331B2Vehicle lower portion structureTOYOTA MOTOR CO LTD·Filed 2014·Granted Aug 22, 2017·3 cites·8 claims
- 4866US6749253B1Hook and catch assemblyHONDA MOTOR CO LTD·Filed 2003·Granted Jun 15, 2004·16 cites·14 claims
- 4963US9676424B2Service hole cover and unit mounting structure for vehicleTOYOTA MOTOR CO LTD·Filed 2014·Granted Jun 13, 2017·3 cites·9 claims
- 5061US10399817B2Elevator car position detection deviceMITSUBISHI ELECTRIC CORP·Filed 2013·Granted Sep 3, 2019·2 cites·20 claims
Showing the top 50 of 93 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →