P

Inventor

YOSHIMURA AKIRA

JP75 patents
⚠️ This page may combine multiple inventors who share the name “YOSHIMURA AKIRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CANON KK

36 patents
US7509071B2Mar 24, 2009

Image forming apparatus detachably mounting a process cartridge having developing roller movable to contact and be spaced from a photosensitive drum

CANON KK92 citations99
US10168664B2Jan 1, 2019

Process cartridge including protrusion to receive a force for moving a developer roller

CANON KK28 citations98
US9836020B2Dec 5, 2017

Process cartridge with force receiving portion configured to receive a force to move a developing roller

CANON KK35 citations98
US9429906B2Aug 30, 2016

Image forming apparatus including a movable engageable member and process cartridge including a force receiving portion

CANON KK54 citations98
US8369743B2Feb 5, 2013

Process cartridge and electrophotographic image forming apparatus

CANON KK57 citations98
US7869740B2Jan 11, 2011

Process cartridge and image forming apparatus

CANON KK37 citations96
US7860433B2Dec 28, 2010

Process cartridge and electrophotographic image forming apparatus

CANON KK44 citations96
US11156954B2Oct 26, 2021

Image forming apparatus including a movable engageable member and process cartridge including a force receiving portion

CANON KK9 citations94
US10591868B2Mar 17, 2020

Image forming apparatus including a movable engageable member and process cartridge including a force receiving portion

CANON KK10 citations93
US10401788B2Sep 3, 2019

Image forming apparatus including a movable engageable spacing member and process cartridge including a force receiving portion

CANON KK10 citations93
US8971760B2Mar 3, 2015

Process cartridge and image forming apparatus

CANON KK10 citations93
US8712284B2Apr 29, 2014

Process cartridge and electrophotographic image forming apparatus

CANON KK19 citations93
US8688003B2Apr 1, 2014

Process cartridge and electrophotographic image forming apparatus

CANON KK30 citations93
US7778570B2Aug 17, 2010

Image forming apparatus

CANON KK21 citations92
US11460802B2Oct 4, 2022

Process cartridge and image forming apparatus

CANON KK2 citations84
US11215949B2Jan 4, 2022

Process cartridge and image forming apparatus

CANON KK2 citations84
US10234820B2Mar 19, 2019

Process cartridge and image forming apparatus

CANON KK2 citations84
US10162304B2Dec 25, 2018

Process cartridge and image forming apparatus

CANON KK3 citations84
US9829856B2Nov 28, 2017

Process cartridge and image forming apparatus

CANON KK2 citations84
USD631092SJan 18, 2011

Process cartridge

CANON KK15 citations84
US9519260B2Dec 13, 2016

Process cartridge and image forming apparatus

CANON KK2 citations74
US12105466B2Oct 1, 2024

Process cartridge and image forming apparatus

CANON KK0 citations73
US11841673B2Dec 12, 2023

Process cartridge and image forming apparatus

CANON KK0 citations73
US11754970B2Sep 12, 2023

Process cartridge having a protrusion with a surface configured to receive a force to move a frame of the process cartridge

CANON KK2 citations73
US11599058B2Mar 7, 2023

Image forming apparatus and process cartridge

CANON KK2 citations73
US11579563B2Feb 14, 2023

Process cartridge and image forming apparatus

CANON KK1 citations73
US10976696B2Apr 13, 2021

Process cartridge and image forming apparatus

CANON KK1 citations73
US10761478B2Sep 1, 2020

Process cartridge and image forming apparatus

CANON KK1 citations73
US10642218B2May 5, 2020

Process cartridge and image forming apparatus

CANON KK1 citations73
US9335726B2May 10, 2016

Image forming apparatus having a transfer unit frame

CANON KK3 citations73
US11022908B2Jun 1, 2021

Image forming apparatus

CANON KK3 citations72
US12222673B2Feb 11, 2025

Image forming apparatus and process cartridge including protrusion to receive a force for moving developing roller

CANON KK0 citations63
US9857763B2Jan 2, 2018

Process cartridge and image forming apparatus

CANON KK1 citations63
US9507318B2Nov 29, 2016

Process cartridge and electrophotographic image forming apparatus

CANON KK1 citations63
US9501034B2Nov 22, 2016

Process cartridge and image forming apparatus

CANON KK1 citations63
US9494916B2Nov 15, 2016

Process cartridge and image forming apparatus

CANON KK1 citations63

YOSHIMURA AKIRA

4 patents

JX NIPPON MINING & METALS CORP

3 patents

NUMAGAMI ATSUSHI

2 patents

TOBA SHINJIRO

1 patent

NIKKO COMMUNICATIONS U S A INC

1 patent

NUMATA TETSUYA

1 patent

MISAKI INC

1 patent

W I G INC

1 patent

Showing the top 50 of 75 patents by PatentIndex Score.