P

Inventor

KAKU KENICHI

JP41 patents
⚠️ This page may combine multiple inventors who share the name “KAKU KENICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CANON KK

35 patents
US9069267B2Jun 30, 2015

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

CANON KK58 citations98
US7910274B2Mar 22, 2011

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

CANON KK57 citations96
US10558132B2Feb 11, 2020

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

CANON KK35 citations94
US10558133B2Feb 11, 2020

Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus

CANON KK29 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
US7927774B2Apr 19, 2011

Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus

CANON KK44 citations94
US7585604B2Sep 8, 2009

Electrographic photosensitive member, process cartridge and electrophotographic apparatus

CANON KK37 citations92
US7045261B2May 16, 2006

Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus

CANON KK36 citations92
US6994941B2Feb 7, 2006

Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus

CANON KK46 citations92
US11392050B2Jul 19, 2022

Process cartridge and electrophotographic apparatus

CANON KK14 citations86
US11366402B2Jun 21, 2022

Process cartridge and electrophotographic apparatus using the same

CANON KK18 citations86
US11256186B2Feb 22, 2022

Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus

CANON KK11 citations86
US10831118B2Nov 10, 2020

Electrophotographic photosensitive member and method for producing electrophotographic photosensitive member

CANON KK18 citations86
US10539892B2Jan 21, 2020

Electrophotographic photosensitive member, process cartridge, and electrophotographic image-forming apparatus

CANON KK18 citations86
US10303085B2May 28, 2019

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

CANON KK17 citations86
US10203617B2Feb 12, 2019

Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus

CANON KK17 citations86
US10162278B2Dec 25, 2018

Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus

CANON KK17 citations86
US10152002B2Dec 11, 2018

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

CANON KK3 citations73
US10539888B2Jan 21, 2020

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

CANON KK2 citations71
US10216105B2Feb 26, 2019

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

CANON KK1 citations62
US12461458B2Nov 4, 2025

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

CANON KK0 citations52
US12457841B2Oct 28, 2025

Photoelectric conversion element and photoelectric conversion device including the photoelectric conversion element

CANON KK0 citations52
US12429784B2Sep 30, 2025

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

CANON KK0 citations52
US12422760B2Sep 23, 2025

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

CANON KK0 citations52
US12353164B2Jul 8, 2025

Electrophotographic apparatus

CANON KK0 citations52
US11947275B2Apr 2, 2024

Electrophotographic apparatus

CANON KK0 citations52
US11500301B2Nov 15, 2022

Electrophotographic photosensitive member, process cartridge, and electrophotographic image forming apparatus

CANON KK0 citations52
US11493853B2Nov 8, 2022

Electrophotographic photosensitive member, process cartridge and electrophotographic image forming apparatus

CANON KK0 citations52
US8993205B2Mar 31, 2015

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

CANON KK1 citations52
US12326689B2Jun 10, 2025

Electrophotographic apparatus

CANON KK0 citations51
US12326688B2Jun 10, 2025

Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus

CANON KK0 citations51
US9778582B2Oct 3, 2017

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus incorporating an improved undercoat layer

CANON KK1 citations51
US9411252B2Aug 9, 2016

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

CANON KK0 citations41
US9335646B2May 10, 2016

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

CANON KK0 citations41

KAKU KENICHI

3 patents

KITAMURA WATARU

1 patent

ISHIDUKA YUKA

1 patent

KAWAI YASUHIRO

1 patent