Inventor · disambiguated record
Kazuhiro Yamauchi
Also filed as: YAMAUCHI KAZUHIRO
98 granted patents·32 pending applications·1,623 citations·filing 1985–2025
99Inventor score
Top patents by PatentIndex Score
130 records- 0199US11392050B2Process cartridge and electrophotographic apparatusCANON KK·Filed 2020·Granted Jul 19, 2022·14 cites·8 claims
- 0299US11366402B2Process cartridge and electrophotographic apparatus using the sameCANON KK·Filed 2020·Granted Jun 21, 2022·18 cites·12 claims
- 0399US9581931B2Electrophotographic member, process cartridge, and electrophotographic apparatusCANON KK·Filed 2015·Granted Feb 28, 2017·46 cites·6 claims
- 0498US11347156B2Electro-conductive member for electrophotography, process cartridge for electrophotography, and electrophotographic image forming apparatusCANON KK·Filed 2020·Granted May 31, 2022·8 cites·11 claims
- 0598US11137716B2Process cartridge and electrophotographic apparatusCANON KK·Filed 2020·Granted Oct 5, 2021·22 cites·11 claims
- 0698US11112748B2Developing member, process cartridge and electrophotographic apparatusCANON KK·Filed 2020·Granted Sep 7, 2021·9 cites·10 claims
- 0798US11112719B2Process cartridge and electrophotographic apparatus capable of suppressing lateral running while maintaining satisfactory potential functionCANON KK·Filed 2020·Granted Sep 7, 2021·20 cites·10 claims
- 0898US11061342B2Electrophotographic apparatus, process cartridge and cartridge setCANON KK·Filed 2020·Granted Jul 13, 2021·9 cites·10 claims
- 0998US10845724B2Electro-conductive member, process cartridge and image forming apparatusCANON KK·Filed 2020·Granted Nov 24, 2020·11 cites·20 claims
- 1098US10649350B2Electrophotographic member, process cartridge and electrophotographic apparatusCANON KK·Filed 2015·Granted May 12, 2020·24 cites·5 claims
- 1198US10416588B2Charging member, process cartridge, electrophotographic image forming apparatus, and method for manufacturing charging memberCANON KK·Filed 2017·Granted Sep 17, 2019·29 cites·11 claims
- 1298US10280148B2Electroconductive member for electrophotography and quaternary ammonium saltCANON KK·Filed 2015·Granted May 7, 2019·28 cites·15 claims
- 1398US10108129B2Member for electrophotography and method of producing the member, process cartridge, and electrophotographic apparatusCANON KK·Filed 2015·Granted Oct 23, 2018·35 cites·20 claims
- 1498US10018934B2Electrophotographic member, process cartridge, and electrophotographic apparatusCANON KK·Filed 2015·Granted Jul 10, 2018·35 cites·13 claims
- 1598US10018927B2Electroconductive member for electrophotography, process cartridge and electrophotographic apparatusCANON KK·Filed 2015·Granted Jul 10, 2018·29 cites·10 claims
- 1698US9977353B2Electrophotographic member, process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2015·Granted May 22, 2018·35 cites·4 claims
- 1798US9964914B2Electrophotographic member, process cartridge, and electrophotographic apparatusCANON KK·Filed 2015·Granted May 8, 2018·36 cites·8 claims
- 1898US9958802B2Electroconductive member for electrophotography, process cartridge, and electrophotographic apparatusCANON KK·Filed 2016·Granted May 1, 2018·30 cites·9 claims
- 1998US9811009B2Electrophotographic member, process cartridge and electrophotographic apparatusCANON KK·Filed 2015·Granted Nov 7, 2017·39 cites·3 claims
- 2098US9740133B2Charging member, process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2016·Granted Aug 22, 2017·33 cites·7 claims
- 2198US9665028B2Electrophotographic member, process cartridge and electrophotographic apparatusCANON KK·Filed 2014·Granted May 30, 2017·42 cites·7 claims
- 2298US9639009B2Electrophotographic member, process cartridge, and electrophotographic apparatusCANON KK·Filed 2015·Granted May 2, 2017·44 cites·13 claims
- 2398US9547250B2Electroconductive member for electrophotography, process cartridge and electrophotographic apparatusCANON KK·Filed 2015·Granted Jan 17, 2017·37 cites·13 claims
- 2498US9541854B2Electroconductive member for electrophotography, process cartridge, and electrophotographic apparatusCANON KK·Filed 2015·Granted Jan 10, 2017·35 cites·9 claims
- 2598US9442408B2Member for electrophotography, method for producing the same, and image forming apparatusCANON KK·Filed 2015·Granted Sep 13, 2016·33 cites·8 claims
- 2698US9360789B1Member for electrophotography, process cartridge and image forming apparatusCANON KK·Filed 2015·Granted Jun 7, 2016·36 cites·9 claims
- 2798US9146482B2Electroconductive member for electrophotography, process cartridge, and electrophotographic apparatusCANON KK·Filed 2015·Granted Sep 29, 2015·37 cites·7 claims
- 2898US9128403B2Electrophotographic electrically conductive memberCANON KK·Filed 2014·Granted Sep 8, 2015·34 cites·7 claims
- 2998US8852743B2Electro-conductive member for electrophotography, process cartridge, and electrophotographic apparatusCANON KK·Filed 2013·Granted Oct 7, 2014·40 cites·10 claims
- 3098US8771818B2Electrically conducting member for electrophotography, process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2013·Granted Jul 8, 2014·39 cites·7 claims
- 3198US8715830B2Electrically conducting member, process cartridge, and electrophotographic apparatusCANON KK·Filed 2013·Granted May 6, 2014·38 cites·8 claims
- 3298US8628854B2Electro-conductive member, process cartridge, and electrophotographic apparatusCANON KK·Filed 2013·Granted Jan 14, 2014·40 cites·11 claims
- 3397US11586121B2Electrophotographic electro-conductive member, process cartridge, and electrophotographic image forming deviceCANON KK·Filed 2022·Granted Feb 21, 2023·4 cites·16 claims
- 3497US11385559B2Electroconductive member, process cartridge, and image forming apparatusCANON KK·Filed 2020·Granted Jul 12, 2022·3 cites·14 claims
- 3597US11360426B2Electrophotographic apparatus, process cartridge, and cartridge setCANON KK·Filed 2020·Granted Jun 14, 2022·3 cites·12 claims
- 3697US11175602B2Electroconductive member, process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2020·Granted Nov 16, 2021·10 cites·14 claims
- 3797US11169454B2Electrophotographic electro-conductive member, process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2020·Granted Nov 9, 2021·11 cites·16 claims
- 3897US10678158B2Electro-conductive member for electrophotography, process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2017·Granted Jun 9, 2020·24 cites·22 claims
- 3997US10678154B2Electrophotographic electroconductive member, process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2017·Granted Jun 9, 2020·24 cites·13 claims
- 4097US9897931B2Electroconductive member for electrophotography, process cartridge, and electrophotographic image-forming apparatusCANON KK·Filed 2015·Granted Feb 20, 2018·26 cites·6 claims
- 4197US9811021B2Conductive memberCANON KK·Filed 2015·Granted Nov 7, 2017·31 cites·6 claims
- 4297US9665029B2Electro-conductive roller and method of manufacturing the sameCANON KK·Filed 2015·Granted May 30, 2017·28 cites·6 claims
- 4397US9599913B2Electrophotographic member, process cartridge and electrophotographic apparatusCANON KK·Filed 2014·Granted Mar 21, 2017·43 cites·6 claims
- 4497US9551949B2Electroconductive member for electrophotography, process cartridge, and electrophotographic apparatusCANON KK·Filed 2015·Granted Jan 24, 2017·36 cites·8 claims
- 4597US9442451B2Electroconductive member for electrophotography, process cartridge, and electrophotographic image-forming apparatusCANON KK·Filed 2015·Granted Sep 13, 2016·33 cites·11 claims
- 4696US11360405B2Electrophotographic apparatus, process cartridge and cartridge setCANON KK·Filed 2020·Granted Jun 14, 2022·5 cites·10 claims
- 4796US11340553B2Process cartridge and electrophotographic apparatusCANON KK·Filed 2020·Granted May 24, 2022·18 cites·11 claims
- 4896US11320756B2Electrophotographic apparatus, process cartridge, and cartridge setCANON KK·Filed 2020·Granted May 3, 2022·5 cites·10 claims
- 4996US9651888B2Electroconductive member with a surface layer including a porous body having a continuous open poreCANON KK·Filed 2014·Granted May 16, 2017·33 cites·10 claims
- 5096US8668987B2Electrophotographic electrically conductive memberYAMAUCHI KAZUHIRO·Filed 2012·Granted Mar 11, 2014·35 cites·5 claims
Showing the top 50 of 130 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Kazuhiro Yamauchi files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →