Inventor · disambiguated record
Toshiyuki Ehara
Also filed as: EHARA TOSHIYUKI
37 granted patents·2 pending applications·503 citations·filing 1987–2004
98Inventor score
Top patents by PatentIndex Score
39 records- 0187US6586149B2Light-receiving member, image-forming apparatus, and image-forming methodCANON KK·Filed 2001·Granted Jul 1, 2003·24 cites·31 claims
- 0281US5561021AElectrophotographic photosensitive member having a metal oxide material layer with an improved water repellency formed on the surface of a light receiving layerCANON KK·Filed 1994·Granted Oct 1, 1996·25 cites·30 claims
- 0381US5392098AElectrophotographic apparatus with amorphous silicon-carbon photosensitive member driven relative to light sourceCANON KK·Filed 1992·Granted Feb 21, 1995·27 cites·6 claims
- 0481US5112709ARed reproduction-improving electrophotographic image-forming method using an amorphous silicon photosensitive member having a surface layer composed of a hydrogenated amorphous silicon carbideCANON KK·Filed 1991·Granted May 12, 1992·28 cites·7 claims
- 0577US6110629AElectrophotographic, photosensitive member and image forming apparatusCANON KK·Filed 1999·Granted Aug 29, 2000·25 cites·8 claims
- 0676US5480750AElectrophotographic process and electrophotographic apparatusCANON KK·Filed 1994·Granted Jan 2, 1996·22 cites·10 claims
- 0774US4794413AImage recording apparatusCANON KK·Filed 1987·Granted Dec 27, 1988·34 cites·11 claims
- 0873US6534228B2Electrophotographic photosensitive member and image forming apparatusCANON KK·Filed 2001·Granted Mar 18, 2003·13 cites·13 claims
- 0973US5689768AElectrophotographing apparatus for collecting toner from a photosensitive member and conveying it to developing meansCANON KK·Filed 1995·Granted Nov 18, 1997·23 cites·18 claims
- 1072US7033717B2Process for producing electrophotographic photosensitive member, and electrophotographic photosensitive member and electrophotographic apparatus making use of the sameCANON KK·Filed 2003·Granted Apr 25, 2006·13 cites·31 claims
- 1172US6636715B2Photosensitive member and image forming apparatus having the sameCANON KK·Filed 2001·Granted Oct 21, 2003·13 cites·7 claims
- 1271US5983043APotential measuring apparatus and potential measuring methodCANON KK·Filed 1998·Granted Nov 9, 1999·20 cites·37 claims
- 1369US6240269B1Image forming apparatus having a photosensitive member of amorphous silicon base and system for exposing and charging the photosensitive memberCANON KK·Filed 1999·Granted May 29, 2001·19 cites·51 claims
- 1469US6122467AImage forming apparatus using an amorphous silicon photosensitive member having a thin cylinderCANON KK·Filed 1999·Granted Sep 19, 2000·19 cites·26 claims
- 1569US5358811AElectrophotographic method using an amorphous silicon light receiving member with a latent image support layer and a developed image support layer and insulating toner having a volume average particle size of 4.5 to 9.0 micronCANON KK·Filed 1993·Granted Oct 25, 1994·17 cites·12 claims
- 1667US6605405B2Electrophotographic method and electrophotographic apparatusCANON KK·Filed 2001·Granted Aug 12, 2003·10 cites·16 claims
- 1767US6531253B2Electrophotographic photosensitive member and apparatus using sameCANON KK·Filed 2001·Granted Mar 11, 2003·10 cites·11 claims
- 1867US4972233AApparatus and method for cleaning a photosensitive member with spherical magnetic particlesCANON KK·Filed 1988·Granted Nov 20, 1990·14 cites·17 claims
- 1965US6846600B2Electrophotographic photosensitive member, process for its production, and electrophotographic apparatusCANON KK·Filed 2002·Granted Jan 25, 2005·9 cites·44 claims
- 2065US6272301B1Image forming apparatus featuring a rotatable electroconductive foam memberCANON KK·Filed 1999·Granted Aug 7, 2001·16 cites·9 claims
- 2164US5087542AElectrophotographic image-forming method wherein an amorphous silicon light receiving member with a latent image support layer and a developed image support layer and fine particle insulating toner are usedCANON KK·Filed 1989·Granted Feb 11, 1992·13 cites·13 claims
- 2263US7060406B2Light-receiving member, image-forming apparatus, and image-forming methodCANON KK·Filed 2003·Granted Jun 13, 2006·7 cites·32 claims
- 2361US7211357B2Electrophotographic photosensitive memberCANON KK·Filed 2004·Granted May 1, 2007·7 cites·24 claims
- 2460US7033721B2Method for producing electrophotographic photosensitive member, electrophotographic photosensitive member and electrophotographic apparatus using the sameCANON KK·Filed 2003·Granted Apr 25, 2006·7 cites·26 claims
- 2559US6670089B2Electrophotographic image forming method and apparatusCANON KK·Filed 2002·Granted Dec 30, 2003·7 cites·30 claims
- 2655US6055404ACleaning device for electrophotographic apparatus, electrophotographic apparatus, method for cleaning light receiving member of electrophotographic apparatus, and electrophotographic process comprising the cleaning methodCANON KK·Filed 1999·Granted Apr 25, 2000·11 cites·43 claims
- 2755US5853936ALight receiving member, substrate for said light receiving member, and electrophotographic apparatus having said light receiving memberCANON KK·Filed 1997·Granted Dec 29, 1998·11 cites·82 claims
- 2854US5631727AImage forming apparatus having discharging means using light source actuated prior to latent image formationCANON KK·Filed 1994·Granted May 20, 1997·9 cites·12 claims
- 2953US6971849B2Compressor and aluminum members assembled by arc weldingSANYO ELECTRIC CO·Filed 2003·Granted Dec 6, 2005·5 cites·3 claims
- 3053US6333755B1Electrophotographic apparatusCANON KK·Filed 2000·Granted Dec 25, 2001·5 cites·18 claims
- 3150US6529223B2Image forming apparatus with light beam controlCANON KK·Filed 2001·Granted Mar 4, 2003·2 cites·8 claims
- 3249US6285385B1Electrophotographic method and apparatus which employs light beam irradiation to form an electrostatic image on a surface of a photosensitive memberCANON KK·Filed 1999·Granted Sep 4, 2001·8 cites·19 claims
- 3349US4851865AElectrophotographic apparatusCANON KK·Filed 1987·Granted Jul 25, 1989·12 cites·22 claims
- 3448US4952978ASpeed control of color development in electrophotographic process and apparatusCANON KK·Filed 1989·Granted Aug 28, 1990·7 cites·15 claims
- 3547US5797072AApparatus and method for contact charging an amorphous silicon photoconductor via a mulipolar magnetic body having a magnetic brush layerCANON KK·Filed 1996·Granted Aug 18, 1998·8 cites·10 claims
- 3637US2004048180A1Electrophotographic method and photoreceptor for electrophotography used by the sameCANON KK·Filed 2003·Application pending·0 cites
- 3736US2002039697A1Electrophotographic method and photoreceptor for electrophotography used by the sameFiled 2001·Application pending·0 cites
- 3833US5732313ACharge apparatus and image forming apparatusCANON KK·Filed 1996·Granted Mar 24, 1998·2 cites·9 claims
- 3930US6556233B2Electrophotographic apparatus and electrophotographic method featuring a photosensitive member having a linear EV characteristicCANON KK·Filed 1999·Granted Apr 29, 2003·1 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →