P

Inventor

SEKIDO KUNIHIKO

JP60 patents
⚠️ This page may combine multiple inventors who share the name “SEKIDO KUNIHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CANON KK

45 patents
US9069267B2Jun 30, 2015

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

CANON KK58 citations98
US10372050B2Aug 6, 2019

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

CANON KK23 citations94
US9280072B2Mar 8, 2016

Process for producing electrophotographic photosensitive member

CANON KK32 citations94
US9207550B2Dec 8, 2015

Process for producing electrophotographic photosensitive member

CANON KK35 citations94
US9063505B2Jun 23, 2015

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

CANON KK56 citations94
US9029054B2May 12, 2015

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

CANON KK57 citations94
US8343699B2Jan 1, 2013

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

CANON KK35 citations94
US5604061AFeb 18, 1997

Electrophotographic photosensitive member, process cartridge including same and electrophotographic apparatus

CANON KK23 citations93
US7141341B2Nov 28, 2006

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

CANON KK25 citations92
US6228546B1May 8, 2001

Polymer, electrophotographic photosensitive member containing the polymer, process cartridge and electrophotographic apparatus having the electrophotographic photosensitive member

CANON KK29 citations92
US5875375AFeb 23, 1999

Electrophotographic apparatus and process cartridge

CANON KK22 citations92
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
US7396622B2Jul 8, 2008

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

CANON KK9 citations84
US7745083B2Jun 29, 2010

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

CANON KK7 citations74
US7592113B2Sep 22, 2009

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

CANON KK7 citations74
US11822286B2Nov 21, 2023

Process cartridge and electrophotographic apparatus

CANON KK2 citations73
US9494880B2Nov 15, 2016

Electrophotographic photosensitive member, method of producing electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

CANON KK3 citations73
US8940465B2Jan 27, 2015

Electrophotographic photosensitive member, method for producing electrophotographic photosensitive member, process cartridge, electrophotographic apparatus, and imide compound

CANON KK4 citations73
US7727691B2Jun 1, 2010

Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus

CANON KK4 citations63
US7534537B2May 19, 2009

Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus

CANON KK4 citations63
US7129012B2Oct 31, 2006

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

CANON KK7 citations63
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
US12529971B2Jan 20, 2026

Process cartridge

CANON KK0 citations52
US12449740B2Oct 21, 2025

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

CANON KK0 citations52
US12429788B2Sep 30, 2025

Process cartridge

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
US9500967B2Nov 22, 2016

Electrophotographic photosensitive member, method for producing the same, process cartridge, and electrophotographic apparatus

CANON KK0 citations52
US9383663B2Jul 5, 2016

Electrophotographic photosensitive member, method of producing electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

CANON KK0 citations52
US8993205B2Mar 31, 2015

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

CANON KK1 citations52

SEKIDO KUNIHIKO

3 patents

MARUYAMA AKIHIRO

1 patent

TAKAGI SHINJI

1 patent

Showing the top 50 of 60 patents by PatentIndex Score.