P

Inventor

NOGUCHI TOMIO

JP53 patents
⚠️ This page may combine multiple inventors who share the name “NOGUCHI TOMIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CANON KK

44 patents
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
US7953340B2May 31, 2011

Process cartridge having electrical contact and image forming apparatus having electrical contact in urging member

CANON KK44 citations98
US7715746B2May 11, 2010

Process cartridge having electrical contact and image forming apparatus having electrical contact in urging member

CANON KK63 citations98
US7715752B2May 11, 2010

Electrophotographic image forming apparatus with image bearing member contacting and being spaced from transfer member transferring a toner image from the member thereonto

CANON KK55 citations98
US7567769B2Jul 28, 2009

Electrophotographic color image forming apparatus

CANON KK87 citations98
US7486907B2Feb 3, 2009

Electrophotographic image forming apparatus including a tray for carrying a process cartridge

CANON KK72 citations98
US7894733B2Feb 22, 2011

Process cartridge and image forming apparatus

CANON KK42 citations96
US7761024B2Jul 20, 2010

Electrophotographic color image forming apparatus carrying process cartridge on a movable member

CANON KK41 citations96
US5579098ANov 26, 1996

Image forming apparatus with removeable fixing unit

CANON KK60 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
US8010014B2Aug 30, 2011

Color electrophotographic image forming apparatus having a cartridge supporting member

CANON KK22 citations93
US9002230B2Apr 7, 2015

Electrophotographic color image forming apparatus with movable cartridge carrying member and associated electrical contacts

CANON KK17 citations92
US8862014B2Oct 14, 2014

Electrophotographic color image forming apparatus with movable member for supporting a cartridge

CANON KK17 citations92
US8843023B2Sep 23, 2014

Electrophotographic image forming apparatus with cartridge mounting tray and member regulating movement of the tray

CANON KK16 citations92
US7937020B2May 3, 2011

Electrophotographic image forming apparatus

CANON KK26 citations92
US7907866B2Mar 15, 2011

Color electrophotographic image forming carrying process cartridges on a movable member movable in a direction crossing a longitudinal direction of a photosensitive drum of the cartridges

CANON KK29 citations92
US7660549B2Feb 9, 2010

Electrophotographic image forming apparatus

CANON KK41 citations92
USD489752SMay 11, 2004

Image forming apparatus

CANON KK24 citations92
US6493534B2Dec 10, 2002

Sheet conveying apparatus and image forming apparatus

CANON KK28 citations92
US11467514B2Oct 11, 2022

Image forming apparatus and image forming system

CANON KK8 citations85
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
US11573521B2Feb 7, 2023

Image forming apparatus having an opening/closing member that is prevented from closing when a replenishment container is attached to a process unit

CANON KK2 citations73
US10983471B2Apr 20, 2021

Image forming apparatus and conveying unit

CANON KK2 citations73
US6678481B2Jan 13, 2004

Image forming apparatus with openable-and-closable member positionable switch feature

CANON KK7 citations73
US11815831B2Nov 14, 2023

Image forming apparatus having a mechanism to restrict or allow toner replenishment

CANON KK2 citations72
US11209755B2Dec 28, 2021

Image forming apparatus having a detachable toner replenishment container

CANON KK4 citations72
US12222673B2Feb 11, 2025

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

CANON KK0 citations63
US6934499B1Aug 23, 2005

Image forming apparatus

CANON KK4 citations63
US5603618AFeb 18, 1997

Mounting board unit attaching/detaching device

CANON KK5 citations63
US12591198B2Mar 31, 2026

Image forming apparatus having toner replenishment

CANON KK0 citations62
US12210312B2Jan 28, 2025

Image forming apparatus having toner replenishment

CANON KK0 citations62
US12124188B2Oct 22, 2024

Techniques and mechanisms for supplying toner to an image forming apparatus

CANON KK0 citations62
US12111601B2Oct 8, 2024

Image forming apparatus having an opening/closing member that is prevented from closing when a replenishment container is attached to a process unit

CANON KK1 citations62
US11947305B2Apr 2, 2024

Image forming apparatus having toner replenishment

CANON KK0 citations62
US11846894B2Dec 19, 2023

Image forming apparatus and image forming system

CANON KK0 citations62
US11669024B2Jun 6, 2023

Image forming apparatus with mechanism for supplying the image forming apparatus with toner

CANON KK1 citations62
US11556088B2Jan 17, 2023

Image forming apparatus having toner replenishment

CANON KK0 citations62
US11156940B2Oct 26, 2021

Image forming apparatus with a mechanism for supplying toner for forming an image, and method thereof

CANON KK0 citations62
US10180651B2Jan 15, 2019

Image forming apparatus with restricting member that restricts movement of cartridge

CANON KK1 citations61

SAKURAI HIROMI

2 patents

TANABE MASATO

1 patent

IMAIZUMI CHIKARA

1 patent

KAWANAMI TAKEO

1 patent

NOGUCHI TOMIO

1 patent

Showing the top 50 of 53 patents by PatentIndex Score.