Inventor
ANAN OSAMU
JP56 patents
⚠️ This page may combine multiple inventors who share the name “ANAN OSAMU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
44 patentsUS7366439B2Apr 29, 2008
Method of remanufacturing cartridge and remanufactured cartridge
CANON KK35 citations93
US7099607B2Aug 29, 2006
Cartridge, and toner container
CANON KK53 citations93
US10156825B2Dec 18, 2018
Developing apparatus with independently rotatable members supporting a developing frame body, process cartridge, and image forming apparatus
CANON KK9 citations92
USD633137SFeb 22, 2011
Process cartridge
CANON KK25 citations92
USD631089SJan 18, 2011
Process cartridge
CANON KK24 citations92
USD631090SJan 18, 2011
Process cartridge
CANON KK26 citations92
USD631088SJan 18, 2011
Process cartridge
CANON KK29 citations92
USD631091SJan 18, 2011
Process cartridge
CANON KK23 citations92
US7720412B2May 18, 2010
Process cartridge
CANON KK37 citations92
US10067461B2Sep 4, 2018
Developing cartridge with a restricted portion that contacts a restricting portion of an image forming apparatus
CANON KK5 citations84
US9996052B2Jun 12, 2018
Cartridge capable of being inserted in an apparatus main body of an image forming apparatus
CANON KK5 citations84
US9471031B2Oct 18, 2016
Image forming apparatus with separate support members for removable cartridges
CANON KK8 citations84
US9442457B2Sep 13, 2016
Image forming apparatus with removable process units
CANON KK9 citations84
US9417604B2Aug 16, 2016
Image forming apparatus
CANON KK11 citations84
US9285765B2Mar 15, 2016
Developer supply cartridge with shutter portion for opening and closing a supply opening
CANON KK10 citations84
US10928769B2Feb 23, 2021
Developing cartridge and image forming apparatus
CANON KK2 citations73
US10613469B2Apr 7, 2020
Developing apparatus, process cartridge, and image forming apparatus
CANON KK2 citations73
US10281873B2May 7, 2019
Developing device, process cartridge, and image forming apparatus
CANON KK4 citations73
US10114336B2Oct 30, 2018
Cartridge mountable to image forming apparatus
CANON KK2 citations73
US12321130B2Jun 3, 2025
Cartridge, process cartridge, and image forming apparatus
CANON KK0 citations63
US11709455B2Jul 25, 2023
Cartridge, process cartridge, and image forming apparatus
CANON KK0 citations63
US11320781B2May 3, 2022
Cartridge, process cartridge, and image forming apparatus
CANON KK0 citations63
USD907700SJan 12, 2021
Process cartridge for image forming apparatus
CANON KK0 citations63
US9377752B2Jun 28, 2016
Image forming apparatus with image bearing member protection
CANON KK2 citations63
US8958727B2Feb 17, 2015
Cartridge having a replenishment opening, and image forming apparatus
CANON KK2 citations63
US7840155B2Nov 23, 2010
Developing device and image forming apparatus
CANON KK4 citations63
US7580659B2Aug 25, 2009
Developing device and image forming apparatus
CANON KK4 citations63
US11874625B2Jan 16, 2024
Developing cartridge including a member configured to be pressed by a member of an image forming apparatus
CANON KK0 citations62
US11698600B2Jul 11, 2023
Developing apparatus, process cartridge, and image forming apparatus
CANON KK0 citations62
US11656572B2May 23, 2023
Developing cartridge having a guide projecting from a frame body
CANON KK0 citations62
US11372365B2Jun 28, 2022
Developing apparatus, process cartridge, and image forming apparatus
CANON KK0 citations62
US11249437B2Feb 15, 2022
Developing cartridge having a frame and supporting members that are movable relative to the frame
CANON KK0 citations62
US10996589B2May 4, 2021
Method for disassembling developing device and method for recycling developing device
CANON KK0 citations52
US10890863B2Jan 12, 2021
Developing device and remanufacturing method of developing device
CANON KK0 citations52
US10859971B2Dec 8, 2020
Cartridge, process cartridge, and image forming apparatus
CANON KK0 citations52
US10775735B2Sep 15, 2020
Developing apparatus, process cartridge, and image forming apparatus
CANON KK0 citations52
US10747172B1Aug 18, 2020
Cartridge, process cartridge, and image forming apparatus
CANON KK0 citations52
US10656593B2May 19, 2020
Cartridge, process cartridge, and image forming apparatus
CANON KK0 citations52
US10635046B2Apr 28, 2020
Cartridge, process cartridge, and image forming apparatus
CANON KK0 citations52
US10444696B2Oct 15, 2019
Cartridge having a rotatable guide member
CANON KK0 citations52
US10416608B2Sep 17, 2019
Cartridge, process cartridge, and image forming apparatus
CANON KK0 citations52
US10222736B2Mar 5, 2019
Image forming apparatus
CANON KK0 citations52
US10152021B2Dec 11, 2018
Cartridge that reduces contact with photosensitive member
CANON KK0 citations52
US9618873B2Apr 11, 2017
Image forming apparatus
CANON KK1 citations52
ANAN OSAMU
3 patentsKAWAI TACHIO
1 patentYOSHINO YASUFUMI
1 patentFUJIWARA AKIHIRO
1 patentShowing the top 50 of 56 patents by PatentIndex Score.