P

Inventor

YUMOTO KOJI

JP30 patents

Patents

30 patents
US12271137B2Apr 8, 2025

Image forming apparatus

CANON KK2 citations74
US11460796B2Oct 4, 2022

Image forming system

CANON KK2 citations73
US10625970B2Apr 21, 2020

Image forming apparatus, method for controlling the same, and non-transitory computer-readable storage medium

CANON KK2 citations73
US10571849B2Feb 25, 2020

Image forming apparatus for suppressing discharged paper adhesion

CANON KK2 citations73
US10384895B2Aug 20, 2019

Image forming apparatus, image forming system and detecting method of abnormal feeding

CANON KK3 citations73
US10362182B2Jul 23, 2019

Image forming apparatus, image forming system, and image forming method with sheet feeding abnormality control

CANON KK3 citations73
US10114327B2Oct 30, 2018

Image forming apparatus

CANON KK3 citations73
US11796949B2Oct 24, 2023

Image forming apparatus

CANON KK2 citations72
US11704517B2Jul 18, 2023

Image forming apparatus

CANON KK2 citations72
US9376276B2Jun 28, 2016

Sheet feeding apparatus and image forming apparatus

CANON KK2 citations62
US11448992B2Sep 20, 2022

Image forming apparatus, image forming system and method of controlling image forming system

CANON KK0 citations59
US11435687B2Sep 6, 2022

Image forming apparatus and image forming system

CANON KK0 citations52
US11305955B2Apr 19, 2022

Image forming apparatus

CANON KK0 citations52
US11186104B2Nov 30, 2021

Image forming system

CANON KK0 citations52
US11150586B2Oct 19, 2021

Image forming system

CANON KK0 citations52
US10924619B2Feb 16, 2021

Image forming system

CANON KK0 citations52
US10281852B2May 7, 2019

Image forming apparatus that controls an execution frequency of a rubbing treatment of a fixing device

CANON KK0 citations52
US10088782B2Oct 2, 2018

Image forming apparatus and system controlling rubbing treatment of fixing device

CANON KK0 citations52
US9983514B2May 29, 2018

Image forming apparatus

CANON KK1 citations52
US9896292B2Feb 20, 2018

Sheet conveying apparatus that conveys sheet, and image forming apparatus

CANON KK1 citations52
US11977341B2May 7, 2024

Image forming apparatus

CANON KK0 citations51
US10044894B2Aug 7, 2018

Image forming apparatus having timer function related to power consumption modes

CANON KK1 citations51
US10031473B2Jul 24, 2018

Image forming apparatus and image forming system having a controller that controls a rubbing treatment for a fixing roller of a replaceable fixing portion

CANON KK1 citations51
US11934121B2Mar 19, 2024

Image forming apparatus that performs shading correction to maintain print position accuracy

CANON KK0 citations50
US11470213B2Oct 11, 2022

Image forming apparatus

CANON KK0 citations50
US11435685B2Sep 6, 2022

Image forming apparatus

CANON KK0 citations50
US10838343B2Nov 17, 2020

Image forming apparatus

CANON KK0 citations41
US10114328B2Oct 30, 2018

Sheet feeding device and image forming apparatus

CANON KK0 citations41
US9921516B2Mar 20, 2018

Image forming apparatus and image forming method

CANON KK0 citations41
US9714150B2Jul 25, 2017

Sheet conveying apparatus with escape section that does not convey sheet to post-processing apparatus, and post-processing system with escape section that does not convey sheet to post-processing unit

CANON KK0 citations41