Inventor · disambiguated record
Hiroshi Ishikawa
Also filed as: ISHIKAWA HIROSHI · MIYAKE YOSHIZO · ONO LEGAL REPRESENTATIVE NOBUK
266 granted patents·54 pending applications·6,631 citations·filing 1974–2025
99Inventor score
Top patents by PatentIndex Score
320 records- 0197US11493705B2Connection structure of optical waveguide chipsNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Granted Nov 8, 2022·11 cites·1 claims
- 0297US9582891B2Method and apparatus for segmenting an image in order to locate a part thereofUNIV NEW YORK·Filed 2014·Granted Feb 28, 2017·55 cites·20 claims
- 0397US6574987B2Ejector cycle system with critical refrigerant pressureDENSO CORP·Filed 2002·Granted Jun 10, 2003·93 cites·11 claims
- 0497US6477857B2Ejector cycle system with critical refrigerant pressureDENSO CORP·Filed 2001·Granted Nov 12, 2002·114 cites·52 claims
- 0597US6347528B1Refrigeration-cycle deviceDENSO CORP·Filed 2000·Granted Feb 19, 2002·234 cites·37 claims
- 0697USD404098SGolf club headRYOBI LTD·Filed 1997·Granted Jan 12, 1999·99 cites·1 claims
- 0797US5208640AImage recording apparatusFUJI XEROX CO LTD·Filed 1990·Granted May 4, 1993·373 cites·3 claims
- 0897US4625329APosition analyzer for vehicle driversNIPPON DENSO CO·Filed 1985·Granted Nov 25, 1986·312 cites·14 claims
- 0996US9214260B2Differential signal transmission cable and multi-core differential signal transmission cableHITACHI CABLE·Filed 2013·Granted Dec 15, 2015·18 cites·19 claims
- 1096US7019231B2Inertial sensorFUJITSU LTD·Filed 2005·Granted Mar 28, 2006·47 cites·17 claims
- 1196US6314750B1Heat pump air conditionerDENSO CORP·Filed 2000·Granted Nov 13, 2001·103 cites·25 claims
- 1296USD425589SGolf club headRYOBI LTD·Filed 1998·Granted May 23, 2000·74 cites·1 claims
- 1395USD446268SGolf club headRYOBI LTD·Filed 2000·Granted Aug 7, 2001·79 cites·1 claims
- 1494US7320253B2Stress detection method for sensor device with multiple axis sensor and sensor device employing this methodFUJITSU MEDIA DEVICES LTD·Filed 2005·Granted Jan 22, 2008·33 cites·11 claims
- 1594US5750941AUltrasonic coordinates input deviceFUJITSU LTD·Filed 1995·Granted May 12, 1998·232 cites·25 claims
- 1694US4609038AHeat exchanger using a hydrogen occlusion alloyAGENCY IND SCIENCE TECHN·Filed 1985·Granted Sep 2, 1986·79 cites·11 claims
- 1793US11036015B2Connection structure of optical waveguide chipsNIPPON TELEGRAPH & TELEPHONE·Filed 2018·Granted Jun 15, 2021·12 cites·6 claims
- 1892USD921042SOutboard motorTOHATSU KK·Filed 2019·Granted Jun 1, 2021·14 cites·1 claims
- 1992US5506951AScroll bar with jump tagsFiled 1994·Granted Apr 9, 1996·172 cites·1 claims
- 2092US5174296AUltrasonic probe having a piezoelectrical elementFUJITSU LTD·Filed 1991·Granted Dec 29, 1992·78 cites·24 claims
- 2191USD647468SPneumatic tireMICHELIN SOC TECH·Filed 2010·Granted Oct 25, 2011·57 cites·1 claims
- 2290US7299695B2Acceleration sensorFUJITSU MEDIA DEVICES LTD·Filed 2004·Granted Nov 27, 2007·39 cites·12 claims
- 2390US6603744B2Connection establishment method, communication method, state change transmission method, state changing method, wireless apparatus, wireless device, and computerIBM·Filed 1998·Granted Aug 5, 2003·184 cites·32 claims
- 2490US5996360ARefrigerant cycle systemDENSO CORP·Filed 1998·Granted Dec 7, 1999·64 cites·16 claims
- 2589US12287114B2Air circulatorIRIS OHYAMA INC·Filed 2024·Granted Apr 29, 2025·0 cites·3 claims
- 2689US10864683B2Thermal caulking method, thermal caulking device, and caulked materialHONDA MOTOR CO LTD·Filed 2016·Granted Dec 15, 2020·4 cites·4 claims
- 2789US10859287B2Air circulatorIRIS OHYAMA INC·Filed 2018·Granted Dec 8, 2020·3 cites·16 claims
- 2889US7272279B2Waveguide type optical branching deviceHITACHI CABLE·Filed 2006·Granted Sep 18, 2007·38 cites·7 claims
- 2989US5507766AVascular dilatation instrument and catheterTERUMO CORP·Filed 1994·Granted Apr 16, 1996·318 cites·31 claims
- 3089US5484350AControl system for vehicle automatic transmissionHONDA MOTOR CO LTD·Filed 1994·Granted Jan 16, 1996·45 cites·5 claims
- 3189US3932133ASystem for detecting the particular chemical component of a test fluidOLYMPUS OPTICAL CO·Filed 1974·Granted Jan 13, 1976·44 cites·9 claims
- 3288US9299481B2Differential signal cable and production method thereforHITACHI METALS LTD·Filed 2014·Granted Mar 29, 2016·11 cites·8 claims
- 3388US7296471B2Acceleration sensorFUJITSU MEDIA DEVICES LTD·Filed 2005·Granted Nov 20, 2007·17 cites·3 claims
- 3488US6603708B2Input object selector and method thereforIBM·Filed 2001·Granted Aug 5, 2003·36 cites·23 claims
- 3588US4636643AFog detecting apparatus for use in vehicleNIPPON DENSO CO·Filed 1984·Granted Jan 13, 1987·49 cites·5 claims
- 3687US11897488B2Autonomous driving assistance method and deviceDENSO CORP·Filed 2021·Granted Feb 13, 2024·1 cites·1 claims
- 3787US5544493AAir-conditioning device for electric automobilesNIPPON DENSO CO·Filed 1994·Granted Aug 13, 1996·51 cites·7 claims
- 3886US11385409B2Connection structure for optical waveguide chipNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Jul 12, 2022·5 cites·20 claims
- 3986US10369749B2Thermal caulking deviceHONDA MOTOR CO LTD·Filed 2018·Granted Aug 6, 2019·4 cites·3 claims
- 4086US8978411B2Cold-storage heat exchangerYAMADA ATSUSHI·Filed 2010·Granted Mar 17, 2015·4 cites·22 claims
- 4186US7069789B2Inertial sensorFUJITSU LTD·Filed 2005·Granted Jul 4, 2006·15 cites·6 claims
- 4286US6678834B1Apparatus and method for a personal computer system providing non-distracting video power managementIBM·Filed 1999·Granted Jan 13, 2004·76 cites·5 claims
- 4386US6578421B1Acceleration sensor, acceleration sensor device, and method of fabricating an acceleration sensorFUJITSU LTD·Filed 2000·Granted Jun 17, 2003·25 cites·5 claims
- 4485US9477038B2Photoelectric composite wiring moduleHITACHI CABLE·Filed 2013·Granted Oct 25, 2016·7 cites·10 claims
- 4585US9380938B2System and methods for documenting and recording of the pupillary red reflex test and corneal light reflex screening of the eye in infants and young childrenHUANG DAVID·Filed 2012·Granted Jul 5, 2016·9 cites·24 claims
- 4685US6980388B2Magnetic head supporting and positioning control mechanismFUJITSU LTD·Filed 2002·Granted Dec 27, 2005·20 cites·20 claims
- 4785US5637839AUltrasonic coordinate input apparatusFUJITSU LTD·Filed 1994·Granted Jun 10, 1997·107 cites·20 claims
- 4885US5373520ASurface emitting laser and method of manufacturing the sameFUJITSU LTD·Filed 1993·Granted Dec 13, 1994·57 cites·18 claims
- 4985US5135406ARechargeable electric apparatusPHILIPS CORP·Filed 1991·Granted Aug 4, 1992·55 cites·6 claims
- 5084US6208328B1Manipulative pointing device, and portable information processing apparatusIBM·Filed 1998·Granted Mar 27, 2001·54 cites·15 claims
Showing the top 50 of 320 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →