Inventor
DOI NORIYUKI
JP18 patents
⚠️ This page may combine multiple inventors who share the name “DOI NORIYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
14 patentsUS9556359B2Jan 31, 2017
Method of producing member for electrophotography
CANON KK24 citations93
US10678161B2Jun 9, 2020
Electrophotographic member having elastic layer with elastic modulus of 0.5 to 3.0 MPA and coating layer with elastic modulus of 5.0 to 100 MPA
CANON KK10 citations84
US10635019B2Apr 28, 2020
Developing roller, electrophotographic process cartridge and electrophotographic image forming apparatus
CANON KK6 citations73
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
US10459356B2Oct 29, 2019
Charging member, process cartridge and electrophotographic image forming apparatus
CANON KK4 citations71
US10365576B2Jul 30, 2019
Charging member, method for producing charging member, process cartridge and electrophotographic image forming apparatus
CANON KK4 citations71
US9989879B2Jun 5, 2018
Charging member, process cartridge and electrophotographic image forming apparatus
CANON KK5 citations71
US9921513B2Mar 20, 2018
Charging member, process cartridge, and electrophotographic apparatus
CANON KK5 citations71
US9081321B2Jul 14, 2015
Charging member and electrophotographic apparatus
CANON KK1 citations51
US7795612B2Sep 14, 2010
Organic semiconductor device, process for producing the same, and organic semiconductor apparatus
CANON KK1 citations51
US7795443B2Sep 14, 2010
Compound and organic thin film transistor
CANON KK0 citations51
US12346063B2Jul 1, 2025
Developing apparatus
CANON KK0 citations48
US9885971B2Feb 6, 2018
Charging member, process cartridge, and electrophotographic image forming apparatus
CANON KK0 citations40