Inventor · disambiguated record
Noboru Miyagawa
Also filed as: MIYAGAWA NOBORU
13 granted patents·5 pending applications·112 citations·filing 2013–2020
91Inventor score
Top patents by PatentIndex Score
18 records- 0197US9274442B2Electrophotographic image forming apparatus having charge transport layer with matrix-domain structure and charging member having concavity and protrusionCANON KK·Filed 2015·Granted Mar 1, 2016·31 cites·14 claims
- 0296US11320756B2Electrophotographic apparatus, process cartridge, and cartridge setCANON KK·Filed 2020·Granted May 3, 2022·5 cites·10 claims
- 0395US9098006B2Roller member for electrophotography, process cartridge and electrophotographic apparatusCANON KK·Filed 2014·Granted Aug 4, 2015·13 cites·15 claims
- 0494US9599914B2Electrophotographic member having bow-shaped resin particles defining concavity and protrusion at surface thereofCANON KK·Filed 2016·Granted Mar 21, 2017·12 cites·6 claims
- 0594US9274496B2Electrophotographic process cartridge and electrophotographic apparatusCANON KK·Filed 2014·Granted Mar 1, 2016·12 cites·8 claims
- 0694US9158213B2Charging member, process cartridge and electrophotographic apparatusCANON KK·Filed 2014·Granted Oct 13, 2015·11 cites·13 claims
- 0793US10025216B2Charging member with electro-conductive elastic layer having exposed bowl-shaped resin particles, process cartridge and electrophotographic apparatusCANON KK·Filed 2016·Granted Jul 17, 2018·8 cites·6 claims
- 0889US9632446B2Charging member, process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2014·Granted Apr 25, 2017·5 cites·5 claims
- 0989US9291936B2Image-forming apparatus with electro-conductive resin layer having resin particles and process cartridgeCANON KK·Filed 2014·Granted Mar 22, 2016·5 cites·4 claims
- 1088US9678452B2Roller for electrophotography, process cartridge, and image-forming apparatusCANON KK·Filed 2016·Granted Jun 13, 2017·4 cites·10 claims
- 1182US9335650B2Image forming apparatus and process cartridge utilizing a porous charging memberCANON KK·Filed 2014·Granted May 10, 2016·3 cites·16 claims
- 1282US9304429B2Charging member, process cartridge, and electrophotographic apparatusCANON KK·Filed 2015·Granted Apr 5, 2016·2 cites·5 claims
- 1369US10585370B2Charging member, process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2018·Granted Mar 10, 2020·1 cites·5 claims
- 1463US2014221183A1Charging member, process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2014·Application pending·0 cites
- 1554US2020063258A1Film-forming method and film-forming apparatusTOKYO ELECTRON LTD·Filed 2019·Application pending·0 cites
- 1642US2013251403A1Charging member, process cartridge, and electrophotographic apparatusCANON KK·Filed 2013·Application pending·0 cites
- 1741US2013223886A1Charging member, electrophotographic process cartridge, and electrophotographic apparatusCANON KK·Filed 2013·Application pending·0 cites
- 1841US2013236214A1Electro-conductive member, process cartridge, and electrophotographic apparatusCANON KK·Filed 2013·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →