Inventor · disambiguated record
Fumihiro Arahira
Also filed as: ARAHIRA FUMIHIRO
15 granted patents·289 citations·filing 1991–2004
94Inventor score
Technology areasG03G
Files withCANON KK15
Top patents by PatentIndex Score
15 records- 0192US7135263B2TonerCANON KK·Filed 2004·Granted Nov 14, 2006·42 cites·12 claims
- 0287US5701551AImage forming apparatus including control means for controlling an output from en electrical power source to a charging member for charging an image bearing memberCANON KK·Filed 1996·Granted Dec 23, 1997·42 cites·26 claims
- 0387US5286917AApparatus for developing electrostatic latent image and developing roller thereforCANON KK·Filed 1991·Granted Feb 15, 1994·34 cites·38 claims
- 0477US5790926ACharging member having a raised fiber-entangled material, and process cartridge and electrophotographic apparatus having the charging memberCANON KK·Filed 1996·Granted Aug 4, 1998·25 cites·19 claims
- 0574US6897001B2Toner and image forming methodCANON KK·Filed 2002·Granted May 24, 2005·13 cites·19 claims
- 0674US5636009AImage forming apparatus having charging memberCANON KK·Filed 1996·Granted Jun 3, 1997·24 cites·49 claims
- 0773US5671468ACharging member and image forming apparatus having contact charging memberCANON KK·Filed 1993·Granted Sep 23, 1997·19 cites·34 claims
- 0869US5805961ACharging member having bristless, process cartridge, and electrophotographic apparatus employing such a charging memberCANON KK·Filed 1996·Granted Sep 8, 1998·19 cites·26 claims
- 0967US5418605ACharging device and image forming apparatusCANON KK·Filed 1993·Granted May 23, 1995·15 cites·20 claims
- 1059US6405007B1Magnetic particles for charging, process for producing the magnetic particles, and charging member, process cartridge and image-forming apparatus which have the magnetic particlesCANON KK·Filed 2000·Granted Jun 11, 2002·7 cites·63 claims
- 1158US5940662ACharging apparatus and electrophotographic apparatusCANON KK·Filed 1997·Granted Aug 17, 1999·13 cites·12 claims
- 1256US6285848B1Electrophotographic apparatus, image forming method, and process cartridge for developing an image with toner containing an external additiveCANON KK·Filed 1998·Granted Sep 4, 2001·12 cites·63 claims
- 1350US6157801AMagnetic particles for charging, charging member, charging device, process cartridge, and electrophotographic apparatusCANON KK·Filed 1999·Granted Dec 5, 2000·9 cites·69 claims
- 1449US6026260AElectrophotographic apparatus, image forming method and process cartridgeCANON KK·Filed 1998·Granted Feb 15, 2000·9 cites·14 claims
- 1542US5724632ACharging apparatus and electrophotographic apparatusCANON KK·Filed 1996·Granted Mar 3, 1998·6 cites·22 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →