Inventor
MASU HIROKI
JP13 patents
⚠️ This page may combine multiple inventors who share the name “MASU HIROKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
11 patentsUS10416588B2Sep 17, 2019
Charging member, process cartridge, electrophotographic image forming apparatus, and method for manufacturing charging member
CANON KK29 citations94
US9897931B2Feb 20, 2018
Electroconductive member for electrophotography, process cartridge, and electrophotographic image-forming apparatus
CANON KK26 citations94
US9740133B2Aug 22, 2017
Charging member, process cartridge and electrophotographic image forming apparatus
CANON KK33 citations94
US9442451B2Sep 13, 2016
Electroconductive member for electrophotography, process cartridge, and electrophotographic image-forming apparatus
CANON KK33 citations94
US9442408B2Sep 13, 2016
Member for electrophotography, method for producing the same, and image forming apparatus
CANON KK33 citations94
US9360789B1Jun 7, 2016
Member for electrophotography, process cartridge and image forming apparatus
CANON KK36 citations94
US9556359B2Jan 31, 2017
Method of producing member for electrophotography
CANON KK24 citations93
US10078286B2Sep 18, 2018
Charging member, process cartridge and electrophotographic apparatus
CANON KK4 citations72
US10036971B2Jul 31, 2018
Charging member, process cartridge, and electrophotographic image forming apparatus
CANON KK4 citations72
US9921513B2Mar 20, 2018
Charging member, process cartridge, and electrophotographic apparatus
CANON KK5 citations71
US9081321B2Jul 14, 2015
Charging member and electrophotographic apparatus
CANON KK1 citations51