Inventor · disambiguated record
Hiroaki Ishikawa
Also filed as: ISHIKAWA HIROAKI
63 granted patents·10 pending applications·1,023 citations·filing 1979–2025
99Inventor score
Files withMITSUBISHI ELECTRIC CORP18DENSO CORP14CANON MEDICAL SYSTEMS CORP5ASAHI CHEMICAL IND4HITACHI LTD4
Top patents by PatentIndex Score
73 records- 0193US6450132B1Loop type heat pipeMITSUBISHI ELECTRIC CORP·Filed 2001·Granted Sep 17, 2002·63 cites·20 claims
- 0293US5973435ARotary electric machine having auxiliary permanent magnetsDENSO CORP·Filed 1998·Granted Oct 26, 1999·91 cites·11 claims
- 0392US7659686B2Motor-generator control systemDENSO CORP·Filed 2007·Granted Feb 9, 2010·29 cites·16 claims
- 0489US6998749B2Rotary electric machineDENSO CORP·Filed 2003·Granted Feb 14, 2006·34 cites·8 claims
- 0588US7069793B2Ultrasonic flow meter and ultrasonic sensorKAIJO SONIC CORP·Filed 2004·Granted Jul 4, 2006·58 cites·14 claims
- 0687US6275404B1Rectifier arrangement of vehicle AC generatorDENSO CORP·Filed 2000·Granted Aug 14, 2001·38 cites·18 claims
- 0787US5608974ASteam drying apparatus, cleaning apparatus incorporating the same, and steam drying processMITSUBISHI ELECTRIC CORP·Filed 1995·Granted Mar 11, 1997·40 cites·24 claims
- 0885US5577958AWind direction adjusting deviceMITSUBISHI ELECTRIC CORP·Filed 1995·Granted Nov 26, 1996·79 cites·12 claims
- 0984US12356590B2Cooling apparatusMITSUBISHI ELECTRIC CORP·Filed 2020·Granted Jul 8, 2025·2 cites·10 claims
- 1084US5420496AElectronic deviceMITSUBISHI ELECTRIC CORP·Filed 1992·Granted May 30, 1995·56 cites·15 claims
- 1184US2025366832A1Ultrasound diagnostic apparatusCANON MEDICAL SYSTEMS CORP·Filed 2025·Application pending·0 cites
- 1283US12076180B2Image processing apparatus, ultrasound diagnostic apparatus, and image processing methodCANON MEDICAL SYSTEMS CORP·Filed 2021·Granted Sep 3, 2024·1 cites·16 claims
- 1383US7431169B2Synthetic resin bottle with a handleYOSHINO KOGYOSHO CO LTD·Filed 2005·Granted Oct 7, 2008·11 cites·13 claims
- 1483US6361724B1Process for the production of resin pelletASAHI CHEMICAL IND·Filed 2000·Granted Mar 26, 2002·21 cites·12 claims
- 1579US7481583B2Rolling bearing with sensor and rotary state detecting deviceNSK LTD·Filed 2007·Granted Jan 27, 2009·5 cites·5 claims
- 1677US12419614B2Ultrasound diagnostic apparatusCANON MEDICAL SYSTEMS CORP·Filed 2023·Granted Sep 23, 2025·0 cites·8 claims
- 1777US6043632AGenerating system including generator having permanent magnetDENSO CORP·Filed 1997·Granted Mar 28, 2000·38 cites·22 claims
- 1877US5278212AFlow modifier for thermoplastic resin and thermoplastic resin composition containing the sameASAHI CHEMICAL IND·Filed 1992·Granted Jan 11, 1994·30 cites·10 claims
- 1976US6983790B2Heat transport device, semiconductor apparatus using the heat transport device and extra-atmospheric mobile unit using the heat transport deviceMITSUBISHI ELECTRIC CORP·Filed 2003·Granted Jan 10, 2006·25 cites·19 claims
- 2075US6420855B2Vehicular ac generator having voltage control unitDENSO CORP·Filed 2001·Granted Jul 16, 2002·21 cites·13 claims
- 2175US5424600ASpark protected alternatorNIPPON DENSO CO·Filed 1994·Granted Jun 13, 1995·41 cites·12 claims
- 2275US5039714ARubber-modified polystyrene resin compositionASAHI CHEMICAL IND·Filed 1989·Granted Aug 13, 1991·23 cites·12 claims
- 2373US9011015B2Roller bearing unitISHIKAWA HIROAKI·Filed 2012·Granted Apr 21, 2015·4 cites·8 claims
- 2473US7318355B2Ultrasonic flow velocity meter and ultrasonic transducer thereofKAIJO SONIC CORP·Filed 2006·Granted Jan 15, 2008·9 cites·3 claims
- 2573US7193348B2Rotary electric machineDENSO CORP·Filed 2005·Granted Mar 20, 2007·5 cites·5 claims
- 2673US5709037AStream drying processMITSUBISHI ELECTRIC CORP·Filed 1996·Granted Jan 20, 1998·21 cites·5 claims
- 2773US2025132030A1Ultrasonic diagnostic apparatus and ultrasonic diagnostic methodCANON MEDICAL SYSTEMS CORP·Filed 2024·Application pending·0 cites
- 2870US11010229B2Abnormality determination apparatus, abnormality determination method, and computer readable mediumMITSUBISHI ELECTRIC CORP·Filed 2018·Granted May 18, 2021·2 cites·8 claims
- 2970US5825116AAC generator for vehicle having combined structure of field coil and permanent magnetDENSO CORP·Filed 1996·Granted Oct 20, 1998·33 cites·7 claims
- 3069US7399321B2Soldering method of nonaqueous-electrolyte secondary-batterySEIKO INSTR INC·Filed 2005·Granted Jul 15, 2008·2 cites·11 claims
- 3167US7290938B2Sensor-equipped rolling bearing, and rotation state detecting deviceNSK LTD·Filed 2002·Granted Nov 6, 2007·8 cites·14 claims
- 3267US6888281B2Stator of alternator having lead wires firmly held on circular coil end of stator windingDENSO CORP·Filed 2003·Granted May 3, 2005·13 cites·5 claims
- 3367US5812389APower distribution control systemHITACHI LTD·Filed 1995·Granted Sep 22, 1998·33 cites·2 claims
- 3466US10107169B2Exhaust gas cleaning apparatus for internal combustion engineTOYOTA JIDOSHOKKI KK·Filed 2016·Granted Oct 23, 2018·2 cites·1 claims
- 3564US11716831B2Electronic deviceMITSUBISHI ELECTRIC CORP·Filed 2019·Granted Aug 1, 2023·1 cites·6 claims
- 3664US5886403ASealed rectifierDENSO CORP·Filed 1997·Granted Mar 23, 1999·31 cites·23 claims
- 3763US2025260087A1Replaceable batteryTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 3861US12467012B2Grease composition for vehicular hub unit bearingsKYODO YUSHI·Filed 2022·Granted Nov 11, 2025·0 cites·8 claims
- 3960US9544748B2Tsunami monitoring radar system including transmitting antenna for radiating transmission signal for detecting tsunami as radio wave toward seaMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Jan 10, 2017·2 cites·11 claims
- 4060US7977847B2Vehicle alternatorDENSO CORP·Filed 2009·Granted Jul 12, 2011·2 cites·15 claims
- 4159US9970485B2Bearing cap having sensor unit, and rolling bearing unitNSK LTD·Filed 2016·Granted May 15, 2018·1 cites·2 claims
- 4258US10138758B2Quatro-generation systemMITSUBISHI HEAVY IND LTD·Filed 2014·Granted Nov 27, 2018·1 cites·8 claims
- 4358US5476229AAnnular multi layer coil assemblyNIPPON DENSO CO·Filed 1993·Granted Dec 19, 1995·14 cites·7 claims
- 4458US5102586AAgglomerating process of sinter mix and apparatus thereforKAWASAKI STEEL CO·Filed 1989·Granted Apr 7, 1992·14 cites·26 claims
- 4555US11786220B2Ultrasound diagnostic apparatusTOSHIBA MEDICAL SYS CORP·Filed 2016·Granted Oct 17, 2023·0 cites·21 claims
- 4655US5771708ABlowoff orificeMITSUBISHI ELECTRIC CORP·Filed 1997·Granted Jun 30, 1998·19 cites·1 claims
- 4754US9031817B2Method for designing a natural laminar flow wing of a supersonic aircraftYOSHIDA KENJI·Filed 2011·Granted May 12, 2015·3 cites·9 claims
- 4854US6967426B2Brush support jig used in mounting a brush assembly of a rotary electric machine, and method of mounting the brush assembly using the brush support jigDENSO CORP·Filed 2003·Granted Nov 22, 2005·7 cites·12 claims
- 4954US5796201ARotor of an AC generator for a vehicleTOKAI RUBBER IND LTD·Filed 1996·Granted Aug 18, 1998·20 cites·12 claims
- 5053US10471651B2Repair system, repair-data providing apparatus and repair-data generation methodMITSUBISHI HITACHI POWER SYS·Filed 2015·Granted Nov 12, 2019·0 cites·15 claims
Showing the top 50 of 73 patent records by PatentIndex Score.
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