Inventor · disambiguated record
Hiroshi Kanazawa
Also filed as: KANAZAWA HIROSHI
75 granted patents·39 pending applications·2,098 citations·filing 1986–2018
99Inventor score
Files withASAHI OPTICAL CO LTD29HITACHI LTD25TOSHIBA KK16HITACHI AUTOMOTIVE SYSTEMS LTD14SHOWA DENKO KK6
Top patents by PatentIndex Score
114 records- 0196US5189404ADisplay apparatus with rotatable display screenHITACHI LTD·Filed 1991·Granted Feb 23, 1993·194 cites·5 claims
- 0295US5126899AManual/automatic loading/unloading apparatusASAHI OPTICAL CO LTD·Filed 1989·Granted Jun 30, 1992·60 cites·11 claims
- 0395US4831368ADisplay apparatus with rotatable display screenHITACHI LTD·Filed 1987·Granted May 16, 1989·103 cites·10 claims
- 0492US6339758B1Noise suppress processing apparatus and methodTOSHIBA KK·Filed 1999·Granted Jan 15, 2002·206 cites·20 claims
- 0592US5768241AShutter operating mechanism for magneto-optical disk driveASAHI OPTICAL CO LTD·Filed 1994·Granted Jun 16, 1998·39 cites·14 claims
- 0692US5315689ASpeech recognition system having word-based and phoneme-based recognition meansTOSHIBA KK·Filed 1992·Granted May 24, 1994·221 cites·20 claims
- 0791US7136684B2Headset with radio communication function and communication recording system using time informationTOSHIBA KK·Filed 2003·Granted Nov 14, 2006·51 cites·22 claims
- 0891US5664542AElectronic throttle systemHITACHI LTD·Filed 1996·Granted Sep 9, 1997·49 cites·4 claims
- 0991US5431141AElectronic throttle systemHITACHI LTD·Filed 1993·Granted Jul 11, 1995·46 cites·7 claims
- 1090US7215034B2Power supply system for vehicleHITACHI LTD·Filed 2005·Granted May 8, 2007·37 cites·12 claims
- 1189US5432644ADisk drive unit having motor components in a compact arrangementHITACHI LTD·Filed 1994·Granted Jul 11, 1995·48 cites·11 claims
- 1285US6037695AVehicle alternator having improved rotating yokeHITACHI LTD·Filed 1997·Granted Mar 14, 2000·62 cites·6 claims
- 1384US7224079B2Driving/electric-power generating system for vehicleHITACHI LTD·Filed 2005·Granted May 29, 2007·14 cites·8 claims
- 1483US7471004B2Driving/electric-power generating system for vehicleHITACHI LTD·Filed 2007·Granted Dec 30, 2008·19 cites·5 claims
- 1582US7701109B2Rotating electrical machineHITACHI LTD·Filed 2007·Granted Apr 20, 2010·11 cites·20 claims
- 1682US5453972AOptical disk apparatusHITACHI LTD·Filed 1993·Granted Sep 26, 1995·34 cites·4 claims
- 1781US7423357B2Electric rotating machineKOKUSSAN DENKI CO LTD·Filed 2006·Granted Sep 9, 2008·13 cites·5 claims
- 1881US6179483B1Coupling apparatus of light emitter and optical fiber and method for adjusting optical fiber position using the sameASAHI OPTICAL CO LTD·Filed 1998·Granted Jan 30, 2001·58 cites·12 claims
- 1980US6718304B1Speech recognition support method and apparatusTOSHIBA KK·Filed 2000·Granted Apr 6, 2004·33 cites·17 claims
- 2078US7454340B2Voice recognition performance estimation apparatus, method and program allowing insertion of an unnecessary wordTOSHIBA KK·Filed 2004·Granted Nov 18, 2008·29 cites·6 claims
- 2177US4678971ALinear motor and control method thereofHITACHI LTD·Filed 1986·Granted Jul 7, 1987·38 cites·11 claims
- 2276US7417351B2Rotary machineHITACHI LTD·Filed 2005·Granted Aug 26, 2008·8 cites·2 claims
- 2375US5838001AScanning optical device and polygon mirror coverASAHI OPTICAL CO LTD·Filed 1997·Granted Nov 17, 1998·44 cites·9 claims
- 2474US6239518B1AC generator for vehicleHITACHI LTD·Filed 2000·Granted May 29, 2001·19 cites·9 claims
- 2573US11381124B2Rotor core, rotor of rotary electrical machine, rotary electrical machine, and automotive auxiliary electrical systemHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2018·Granted Jul 5, 2022·1 cites·10 claims
- 2671US7057327B2Vehicular alternatorHITACHI LTD·Filed 2001·Granted Jun 6, 2006·17 cites·9 claims
- 2771US6104118AAlternating current generator for use in vehicleHITACHI LTD·Filed 1999·Granted Aug 15, 2000·35 cites·13 claims
- 2870US6178399B1Time series signal recognition with signal variation proof learningTOSHIBA KK·Filed 1995·Granted Jan 23, 2001·67 cites·15 claims
- 2969US10840761B2Stator and rotary electric machineHITACHI AUTOMOTIVE SYSTEMS ENG LTD·Filed 2016·Granted Nov 17, 2020·1 cites·9 claims
- 3069US9281724B2Rotating electrical machine including concentrated single-layer winding coilHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2013·Granted Mar 8, 2016·2 cites·1 claims
- 3169US5321678AOptical head carriage, tracking mechanism and displacement detecting mechanismASAHI OPTICAL CO LTD·Filed 1992·Granted Jun 14, 1994·19 cites·16 claims
- 3267US5892219ALight intensity controlling deviceASAHI OPTICAL CO LTD·Filed 1996·Granted Apr 6, 1999·26 cites·60 claims
- 3367US5794194AWord spotting in a variable noise level environmentTOSHIBA KK·Filed 1997·Granted Aug 11, 1998·57 cites·12 claims
- 3466US5844707AScanning optical deviceASAHI OPTICAL CO LTD·Filed 1997·Granted Dec 1, 1998·28 cites·21 claims
- 3565US6194713B1Scanning optical device having a rotatable adjustable holderASAHI OPTICAL CO LTD·Filed 1999·Granted Feb 27, 2001·28 cites·16 claims
- 3665US5517966AElectronic throttle systemHITACHI LTD·Filed 1995·Granted May 21, 1996·26 cites·2 claims
- 3764US10069362B2Structure for preventing scattering of magnet and retaining magnet for rotating electrical machineHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2014·Granted Sep 4, 2018·1 cites·6 claims
- 3864US5030944ADisplay apparatus with rotatable display screenHITACHI LTD·Filed 1989·Granted Jul 9, 1991·19 cites·16 claims
- 3963US7649299B2Rotating electrical machine and alternating-current generatorHITACHI LTD·Filed 2007·Granted Jan 19, 2010·3 cites·5 claims
- 4063US5933291AMagnetic head carriage locking system for magneto-optical disk driveASAHI OPTICAL CO LTD·Filed 1998·Granted Aug 3, 1999·10 cites·5 claims
- 4163US5257145AOptical data recording and reproducing apparatusASAHI OPTICAL CO LTD·Filed 1992·Granted Oct 26, 1993·26 cites·16 claims
- 4262US5587973AMagneto-optical disk drive system with magnetic head retracting mechanism and manual cartridge ejecting mechanismASAHI OPTICAL CO LTD·Filed 1995·Granted Dec 24, 1996·14 cites·6 claims
- 4359US8945438B2Lens forming metal mold, lens forming method and pickup deviceHANASHIRO SHUNGO·Filed 2011·Granted Feb 3, 2015·1 cites·4 claims
- 4459US5905696AMagneto-optical disk driveASAHI OPTICAL CO LTD·Filed 1998·Granted May 18, 1999·8 cites·13 claims
- 4558US5416753AMagneto-optical disk drive system with head position adjustabilityASAHI OPTICAL CO LTD·Filed 1993·Granted May 16, 1995·11 cites·22 claims
- 4655US6249500B1Disk loading system for a magneto-optical disk driveASAHI OPTICAL CO LTD·Filed 1998·Granted Jun 19, 2001·7 cites·17 claims
- 4755US2010014191A1Perpendicular magnetic recording medium and magnetic recording/reproduction apparatusSHOWA DENKO KK·Filed 2009·Application pending·0 cites
- 4854US6978237B2Speech recognition support method and apparatusTOSHIBA KK·Filed 2003·Granted Dec 20, 2005·8 cites·5 claims
- 4954US6014205APosition sensor for transmission type optical deflector and apparatus for correcting scanning position of scanning optical systemASAHI OPTICAL CO LTD·Filed 1998·Granted Jan 11, 2000·15 cites·3 claims
- 5054US5760944AScanning optical deviceASAHI OPTICAL CO LTD·Filed 1997·Granted Jun 2, 1998·18 cites·14 claims
Showing the top 50 of 114 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →