Inventor · disambiguated record
Kazuko Sakuma
Also filed as: SAKUMA KAZUKO
6 granted patents·1 pending application·68 citations·filing 2014–2016
77Inventor score
Files withCANON KK7
Top patents by PatentIndex Score
7 records- 0197US9726992B2Electrophotographic photosensitive member, manufacturing method of electrophotographic photosensitive member, process cartridge and electrophotographic apparatusCANON KK·Filed 2016·Granted Aug 8, 2017·33 cites·12 claims
- 0297US9599917B2Electrophotographic photosensitive member, process cartridge and electrophotographic apparatusCANON KK·Filed 2015·Granted Mar 21, 2017·34 cites·6 claims
- 0376US9921499B2Electrophotographic photosensitive member, process cartridge, electrophotographic apparatus, and phthalocyanine pigmentCANON KK·Filed 2016·Granted Mar 20, 2018·1 cites·8 claims
- 0445US2015185630A1Electrophotographic photosensitive member and process cartridge, and electrophotographic apparatusCANON KK·Filed 2014·Application pending·0 cites
- 0541US9817326B2Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatusCANON KK·Filed 2016·Granted Nov 14, 2017·0 cites·9 claims
- 0640US9811008B2Image forming method, process cartridge, and electrophotographic apparatusCANON KK·Filed 2016·Granted Nov 7, 2017·0 cites·12 claims
- 0735US9581920B2Coating film-removing method for cylindrical substrate and manufacturing method for electrophotographic photosensitive memberCANON KK·Filed 2016·Granted Feb 28, 2017·0 cites·8 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →