Inventor
NISHI MASASHI
JP27 patents
⚠️ This page may combine multiple inventors who share the name “NISHI MASASHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
25 patentsUS10372050B2Aug 6, 2019
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK23 citations94
US9921498B2Mar 20, 2018
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK14 citations84
US9864285B2Jan 9, 2018
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK14 citations84
US9851648B2Dec 26, 2017
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK16 citations84
US9811011B2Nov 7, 2017
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK14 citations84
US9772568B2Sep 26, 2017
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK14 citations84
US9760030B2Sep 12, 2017
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK14 citations84
US9477163B2Oct 25, 2016
Electrophotographic photosensitive member, process cartridge, electrophotographic apparatus, and imide compound
CANON KK9 citations84
US9442401B2Sep 13, 2016
Electrophotographic photosensitive member, process cartridge, electrophotographic apparatus, and imide compound
CANON KK10 citations84
US9335645B2May 10, 2016
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK11 citations84
US9164406B2Oct 20, 2015
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK19 citations83
US12111612B2Oct 8, 2024
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK0 citations62
US11960240B2Apr 16, 2024
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK0 citations62
US11726414B2Aug 15, 2023
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK0 citations62
US10948838B2Mar 16, 2021
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK0 citations62
US10656542B2May 19, 2020
Electrophotographic photosensitive member, process cartridge, electrophotographic apparatus, and method for producing electrophotographic photosensitive member
CANON KK1 citations62
US12547087B2Feb 10, 2026
Electrophotographic apparatus and process cartridge
CANON KK0 citations52
US12449740B2Oct 21, 2025
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK0 citations52
US12393130B2Aug 19, 2025
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK0 citations52
US11061341B2Jul 13, 2021
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK0 citations52
US10754267B2Aug 25, 2020
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK0 citations52
US10095136B2Oct 9, 2018
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK1 citations52
US10065969B2Sep 4, 2018
Method for producing carboxylic acid anhydride, method for producing carboxylic imide, and method for manufacturing electrophotographic photosensitive member
CANON KK1 citations52
US9751880B2Sep 5, 2017
Electrophotographic photosensitive member, process cartridge, electrophotographic apparatus, and imide compound
CANON KK0 citations42
US9229342B2Jan 5, 2016
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK0 citations41