Inventor · disambiguated record
Kunimasa Kawamura
Also filed as: KAWAMURA KUNIMASA
20 granted patents·346 citations·filing 1999–2019
96Inventor score
Top patents by PatentIndex Score
20 records- 0198US8798508B2Developing member, process cartridge, and electrophotographic apparatusCANON KK·Filed 2013·Granted Aug 5, 2014·38 cites·9 claims
- 0298US8600273B2Developing roller, process cartridge, and electrophotographic apparatusYAMADA MASAKI·Filed 2012·Granted Dec 3, 2013·33 cites·4 claims
- 0397US8874007B2Developing unit and electrophotographic image forming apparatusCANON KK·Filed 2013·Granted Oct 28, 2014·31 cites·5 claims
- 0497US8768226B2Developer support member, electrophotographic process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2012·Granted Jul 1, 2014·28 cites·4 claims
- 0597US8768227B2Developing member including elastic member containing cured product of addition-curing silicone rubber mixture, processing cartridge including the developing member, and electrophotographic apparatus including the developing memberCANON KK·Filed 2013·Granted Jul 1, 2014·31 cites·10 claims
- 0697US8655222B2Developing member, process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2013·Granted Feb 18, 2014·35 cites·6 claims
- 0797US7798948B2Electrophotographic developing member, process for its production, electrophotographic process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2009·Granted Sep 21, 2010·28 cites·10 claims
- 0895US8745870B2Regenerated elastic roller manufacturing process, regenerated elastic roller, electropohotographic process cartridge, and electropohotographic image forming apparatusKAWAMURA KUNIMASA·Filed 2012·Granted Jun 10, 2014·14 cites·3 claims
- 0993US10712684B2Developing roller, electrophotographic process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2019·Granted Jul 14, 2020·5 cites·15 claims
- 1091US8176632B2Regenerated elastic roller manufacturing process, regenerated elastic roller, electrophotographic process cartridge, and electrophotographic image forming apparatusKAWAMURA KUNIMASA·Filed 2008·Granted May 15, 2012·11 cites·3 claims
- 1190US8529806B2Process for producing regenerated elastic rollerKAWAMURA KUNIMASA·Filed 2011·Granted Sep 10, 2013·6 cites·4 claims
- 1287US6586149B2Light-receiving member, image-forming apparatus, and image-forming methodCANON KK·Filed 2001·Granted Jul 1, 2003·24 cites·31 claims
- 1377US8323751B2Process for producing roller for electrophotographyKAWAMURA KUNIMASA·Filed 2011·Granted Dec 4, 2012·2 cites·6 claims
- 1473US6534228B2Electrophotographic photosensitive member and image forming apparatusCANON KK·Filed 2001·Granted Mar 18, 2003·13 cites·13 claims
- 1572US6636715B2Photosensitive member and image forming apparatus having the sameCANON KK·Filed 2001·Granted Oct 21, 2003·13 cites·7 claims
- 1667US6531253B2Electrophotographic photosensitive member and apparatus using sameCANON KK·Filed 2001·Granted Mar 11, 2003·10 cites·11 claims
- 1765US6846600B2Electrophotographic photosensitive member, process for its production, and electrophotographic apparatusCANON KK·Filed 2002·Granted Jan 25, 2005·9 cites·44 claims
- 1863US7060406B2Light-receiving member, image-forming apparatus, and image-forming methodCANON KK·Filed 2003·Granted Jun 13, 2006·7 cites·32 claims
- 1949US6285385B1Electrophotographic 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
- 2047US10365580B2Developing member, electrophotographic process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2017·Granted Jul 30, 2019·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →