Inventor
MATSUNAGA KENTA
JP10 patents
⚠️ This page may combine multiple inventors who share the name “MATSUNAGA KENTA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
9 patentsUS10310447B2Jun 4, 2019
Electrophotographic member, process cartridge, and electrophotographic image forming apparatus
CANON KK14 citations85
US9952531B2Apr 24, 2018
Developing member having alumina particles exposed within protrusions
CANON KK17 citations85
US10976683B2Apr 13, 2021
Electrophotographic member, electrophotographic process cartridge, and electrophotographic image forming apparatus
CANON KK7 citations84
US10942471B2Mar 9, 2021
Electrophotographic member having a surface layer with a cross-linked urethane resin-containing matrix, process cartridge, and apparatus
CANON KK8 citations82
US10642186B2May 5, 2020
Developing member having outer surface with independent electrically insulating domains, electrophotographic process cartridge, and electrophotographic image forming apparatus
CANON KK3 citations73
US10895824B2Jan 19, 2021
Developing roller, process cartridge and electrophotographic image forming apparatus
CANON KK2 citations71
US10831126B2Nov 10, 2020
Developing roller having crown-shaped electro-conductive layer with outer surface providing electrically insulating first regions adjacent to second regions having higher conductivity
CANON KK4 citations71
US10895823B2Jan 19, 2021
Developing roller, process cartridge and electrophotographic image forming apparatus
CANON KK0 citations61
US12547088B2Feb 10, 2026
Electrophotographic member and method of producing the member, process cartridge, and electrophotographic image forming apparatus
CANON KK0 citations50