P

Inventor

MIYAMOTO JUN

JP31 patents
⚠️ This page may combine multiple inventors who share the name “MIYAMOTO JUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CANON KK

28 patents
US6336017B1Jan 1, 2002

Mounting member for mounting a flange to an end of a cylindrical member of an electrophotographic photosensitive drum of a process cartridge, such a flange, such a drum, and such a process cartridge

CANON KK153 citations99
US6282390B1Aug 28, 2001

Process cartridge and electrophotographic image forming apparatus

CANON KK165 citations99
US6167219ADec 26, 2000

Grounding member, flange, photosensitive drum, process cartridge and electrophotographic image forming apparatus

CANON KK165 citations99
US5946531AAug 31, 1999

Process cartridge and electrophotographic image forming apparatus

CANON KK228 citations99
US9823621B2Nov 21, 2017

Photosensitive member cartridge and process cartridge

CANON KK28 citations98
US6055406AApr 25, 2000

Cleaning frame, cleaning device, process cartridge and electrophotographic image forming apparatus with segregated waste toner container

CANON KK127 citations98
US6061538AMay 9, 2000

Process cartridge, electrophotographic image forming apparatus and electrophotographic image forming apparatus transmissions method

CANON KK81 citations96
US6002896ADec 14, 1999

Process cartridge and electrophotographic image forming apparatus

CANON KK68 citations96
US10599094B2Mar 24, 2020

Photosensitive member cartridge and process cartridge

CANON KK9 citations93
US10191446B2Jan 29, 2019

Photosensitive member cartridge and process cartridge

CANON KK12 citations93
US6859629B2Feb 22, 2005

Image forming apparatus having developer container with light transmitting window used for remaining developer amount detection

CANON KK48 citations93
US6553189B2Apr 22, 2003

Optical guide, process cartridge, and electrophotographic image forming apparatus

CANON KK54 citations93
US6505007B2Jan 7, 2003

Developer remaining amount detecting method, developing device, process cartridge and electrophotographic image forming apparatus

CANON KK40 citations93
US5887227AMar 23, 1999

Developing device

CANON KK38 citations93
US5710634AJan 20, 1998

Output apparatus and method for reading and recording

CANON KK41 citations92
US6947685B2Sep 20, 2005

Process cartridge and electrophotographic image forming apparatus

CANON KK9 citations74
USD474497SMay 13, 2003

Image forming apparatus

CANON KK10 citations74
USD474232SMay 6, 2003

Image forming apparatus

CANON KK8 citations74
US6411791B2Jun 25, 2002

Developing apparatus including a developer charging member shaft and a holding member including a shaft guide groove

CANON KK7 citations74
US11982972B2May 14, 2024

Photosensitive member cartridge and process cartridge

CANON KK2 citations73
US9046871B2Jun 2, 2015

Process cartridge, main cartridge, sub cartridge, and image forming apparatus

CANON KK5 citations73
US12321129B2Jun 3, 2025

Photosensitive member cartridge and process cartridge

CANON KK0 citations63
US11789403B2Oct 17, 2023

Photosensitive member cartridge and process cartridge

CANON KK0 citations63
US11314198B2Apr 26, 2022

Photosensitive member cartridge and process cartridge

CANON KK0 citations63
US11281156B2Mar 22, 2022

Photosensitive member cartridge and process cartridge

CANON KK0 citations63
US11156953B2Oct 26, 2021

Photosensitive member cartridge and process cartridge

CANON KK0 citations63
US10613465B2Apr 7, 2020

Drum cylinder unit, method for attaching coupling member, and drum unit

CANON KK0 citations42
US7483647B2Jan 27, 2009

Cartridge having a molded resin complex

CANON KK0 citations42

MATSUGUMA MINORU

1 patent

HIRAMATSU DAISUKE

1 patent

TOKYU CO LTD

1 patent