Inventor · disambiguated record
Kazuhiko Arai
Also filed as: ARAI KAZUHIKO
70 granted patents·10 pending applications·2,042 citations·filing 1989–2023
99Inventor score
Top patents by PatentIndex Score
80 records- 0195US7386226B2Stereo camera system and stereo optical moduleOLYMPUS CORP·Filed 2005·Granted Jun 10, 2008·30 cites·26 claims
- 0295US7063643B2Physical training machine operation system and methodCOMBI CO·Filed 2002·Granted Jun 20, 2006·133 cites·17 claims
- 0395US6414413B1Brushless DC motor and refrigerant compressor employing the motorSANYO ELECTRIC CO·Filed 2000·Granted Jul 2, 2002·54 cites·8 claims
- 0494US6147428ARotor of electric motorSANYO ELECTRIC CO·Filed 1998·Granted Nov 14, 2000·129 cites·4 claims
- 0592US8923712B1Image forming apparatusFUJI XEROX CO LTD·Filed 2013·Granted Dec 30, 2014·13 cites·6 claims
- 0692US6506142B2Health maintenance systemCOMBI CO·Filed 2001·Granted Jan 14, 2003·157 cites·17 claims
- 0792US5308300AStep-type training machine and control methodCOMBI CO·Filed 1991·Granted May 3, 1994·117 cites·7 claims
- 0891US7499638B2Object recognition apparatusOLYMPUS CORP·Filed 2005·Granted Mar 3, 2009·37 cites·32 claims
- 0991US6635267B1Hyaluronic acid gel, process for the preparation thereof and medical materials containing the sameDENKI KAGAKU KOGYO KK·Filed 1999·Granted Oct 21, 2003·120 cites·16 claims
- 1091US6569084B1Endoscope holder and endoscope deviceOLYMPUS OPTICAL CO·Filed 2000·Granted May 27, 2003·307 cites·19 claims
- 1190US6703748B2Brushless DC motor and refrigerant compressor employing the motorSANYO ELECTRIC CO·Filed 2002·Granted Mar 9, 2004·36 cites·1 claims
- 1290US6582207B2Motor compressor and cooling apparatus using the sameSANYO ELECTRIC CO·Filed 2001·Granted Jun 24, 2003·44 cites·7 claims
- 1390US6078775AIntermediate transfer body and image forming apparatus using the intermediate transfer bodyFUJI XEROX CO LTD·Filed 1998·Granted Jun 20, 2000·53 cites·6 claims
- 1489US5666015AElectric motor for a compressor with a rotor with combined balance weights and oil separation diskSANYO ELECTRIC CO·Filed 1994·Granted Sep 9, 1997·73 cites·7 claims
- 1588US7253832B2Shape extraction system and 3-D (three dimension) information acquisition system using the sameOLYMPUS CORP·Filed 2002·Granted Aug 7, 2007·31 cites·3 claims
- 1687US6915072B2Finder, marker presentation member, and presentation method of positioning marker for calibration photographyOLYMPUS CORP·Filed 2003·Granted Jul 5, 2005·33 cites·25 claims
- 1786US6638538B1Hyaluronic acid gel composition, process for producing the same, and medical material containing the sameDENKI KAGAKU KOGYO KK·Filed 2000·Granted Oct 28, 2003·62 cites·31 claims
- 1885US7102264B2Synchronous induction motor and manufacturing method and drive unit for the same, and hermetic electric compressorSANYO ELECTRIC CO·Filed 2004·Granted Sep 5, 2006·22 cites·1 claims
- 1984US8364069B2Cleaning device, image forming apparatus, and lubricantFUJI XEROX CO LTD·Filed 2010·Granted Jan 29, 2013·4 cites·16 claims
- 2084US7437066B2Stereo optical module and stereo cameraOLYMPUS CORP·Filed 2005·Granted Oct 14, 2008·9 cites·11 claims
- 2184US6996339B2Three-dimensional photographing apparatus and three-dimensional photographing method, and stereo adapterOLYMPUS CORP·Filed 2003·Granted Feb 7, 2006·24 cites·25 claims
- 2283US6737783B2Sealed motor compressorSANYO ELECTRIC CO·Filed 2001·Granted May 18, 2004·25 cites·13 claims
- 2382US6004299AInjection vessel and solution-enclosed injection vessel in use thereofDENKI KAGAKU KOGYO KK·Filed 1995·Granted Dec 21, 1999·55 cites·11 claims
- 2481US9411263B2Image forming apparatus that applies a powder to reduce adhesion of an adhesive layerFUJI XEROX CO LTD·Filed 2014·Granted Aug 9, 2016·2 cites·7 claims
- 2581US7344816B2Image forming methodFUJI XEROX CO LTD·Filed 2004·Granted Mar 18, 2008·18 cites·13 claims
- 2681US7014860B1Hyaluronic acid gel, process for producing the same, and medical material containing the sameDENKI KAGAKU KOGYO KK·Filed 2000·Granted Mar 21, 2006·46 cites·21 claims
- 2778US8469679B2Sealed type rotary compressorOGASAWARA HIROTSUGU·Filed 2010·Granted Jun 25, 2013·4 cites·3 claims
- 2877US6790461B2Hyaluronic acid gel, method of its production and medical material containing itDENKI KAGAKU KOGYO KK·Filed 2002·Granted Sep 14, 2004·13 cites·16 claims
- 2977US6700270B2Synchronous induction motorSANYO ELECTRIC CO·Filed 2001·Granted Mar 2, 2004·24 cites·5 claims
- 3077USD479865SExercise stationary bikeCOMBI CO·Filed 2002·Granted Sep 23, 2003·22 cites·1 claims
- 3175US6873081B2Brushless DC motor and refrigerant compressor employing the motorSANYO ELECTRIC CO·Filed 2002·Granted Mar 29, 2005·15 cites·4 claims
- 3274US8270890B2Cleaning device, image holder device, and image forming apparatusARAI KAZUHIKO·Filed 2010·Granted Sep 18, 2012·2 cites·10 claims
- 3372US8587173B2Motor, motor support member and motor support methodKUROSAWA SHINYA·Filed 2009·Granted Nov 19, 2013·11 cites·6 claims
- 3472US5933694AImage forming method and image forming apparatus for simultaneously transfer-fixing a toner image without creating creasesFUJI XEROX CO LTD·Filed 1998·Granted Aug 3, 1999·22 cites·11 claims
- 3571US7075735B2Stereo imaging systemOLYMPUS CORP·Filed 2004·Granted Jul 11, 2006·13 cites·75 claims
- 3670US9274483B2Image forming apparatus, image forming method, and computer readable medium having image density adjustment controlFUJI XEROX CO LTD·Filed 2014·Granted Mar 1, 2016·1 cites·18 claims
- 3770US9195167B2Image forming apparatusFUJI XEROX CO LTD·Filed 2014·Granted Nov 24, 2015·2 cites·17 claims
- 3870US8913916B2Developer, image-forming apparatus, and method for forming imageFUJI XEROX CO LTD·Filed 2013·Granted Dec 16, 2014·1 cites·15 claims
- 3970US7894661B2Calibration apparatus, calibration method, program for calibration, and calibration jigOLYMPUS CORP·Filed 2003·Granted Feb 22, 2011·15 cites·21 claims
- 4070US6133927AImage forming apparatusFUJI XEROX CO LTD·Filed 1998·Granted Oct 17, 2000·39 cites·16 claims
- 4169US7962066B2Cleaning unit, image forming apparatus using the same, and cleanerFUJI XEROX CO LTD·Filed 2008·Granted Jun 14, 2011·3 cites·19 claims
- 4269US6387413B1Hyaluronic acid gel, a method of its production and medical material containing itDENKI KAGAKU KOGYO KK·Filed 1998·Granted May 14, 2002·69 cites·10 claims
- 4369US5835830AImage forming apparatusFUJI XEROX CO LTD·Filed 1997·Granted Nov 10, 1998·20 cites·11 claims
- 4468US8942587B2Electrostatic image developer and image forming apparatusFUJI XEROX CO LTD·Filed 2013·Granted Jan 27, 2015·1 cites·6 claims
- 4567US9958821B2Image forming apparatus that applies a powder to reduce adhesion of an adhesive layerFUJI XEROX CO LTD·Filed 2016·Granted May 1, 2018·0 cites·2 claims
- 4664US6736551B2End face polishing apparatusSEIKO INSTR INC·Filed 2002·Granted May 18, 2004·7 cites·21 claims
- 4759US7165894B2Polishing fixtureSEIKO GIKEN KK·Filed 2004·Granted Jan 23, 2007·4 cites·22 claims
- 4859US7138645B2Calibration pattern unit photographed by an imaging system to acquire an image for obtaining correction informationOLYMPUS CORP·Filed 2003·Granted Nov 21, 2006·8 cites·22 claims
- 4955US8126385B2Image forming mechanism and image forming deviceARAI KAZUHIKO·Filed 2009·Granted Feb 28, 2012·1 cites·10 claims
- 5055US7118291B2End face polishing apparatusSEIKO GIKEN KK·Filed 2004·Granted Oct 10, 2006·4 cites·17 claims
Showing the top 50 of 80 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →