Inventor
OSHIMA NOBUO
JP33 patents
⚠️ This page may combine multiple inventors who share the name “OSHIMA NOBUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
24 patentsUS11860566B2Jan 2, 2024
Image forming apparatus
CANON KK6 citations85
US7003249B2Feb 21, 2006
Developing apparatus including agitating member
CANON KK12 citations84
US7692804B2Apr 6, 2010
Image forming apparatus, cartridge, and storing device mounted to the cartridge
CANON KK16 citations83
US7639956B2Dec 29, 2009
Image forming apparatus, cartridge, and storing device mounted to the cartridge
CANON KK17 citations83
US6963714B2Nov 8, 2005
Developing blade and device and process cartridge
CANON KK14 citations83
US12105462B2Oct 1, 2024
Image forming apparatus
CANON KK2 citations73
US9335697B2May 10, 2016
Image forming apparatus having image bearing member life estimation unit
CANON KK6 citations73
US6944410B2Sep 13, 2005
Image forming apparatus and method of sensing amount of remaining developer in image forming apparatus
CANON KK9 citations73
US12468253B2Nov 11, 2025
Image forming apparatus
CANON KK0 citations62
US12271140B2Apr 8, 2025
Brush having a higher contact pressure with an image bearing member at an upstream end of the brush and image forming apparatus
CANON KK0 citations62
US11829087B2Nov 28, 2023
Image forming apparatus with image bearing members having different surface layer thicknesses
CANON KK0 citations62
US11526103B2Dec 13, 2022
Image forming apparatus capable of suppressing image defect due to foreign matter
CANON KK0 citations62
US11493857B2Nov 8, 2022
Image forming apparatus
CANON KK0 citations62
US10877396B2Dec 29, 2020
Image forming apparatus
CANON KK1 citations62
US10534294B2Jan 14, 2020
Cartridge having cleaning member and image forming apparatus including same
CANON KK1 citations62
US12298696B2May 13, 2025
Image forming apparatus
CANON KK0 citations52
US11314186B2Apr 26, 2022
Image forming apparatus having developer conveyance speed control
CANON KK0 citations52
US11003108B2May 11, 2021
Development device, cartridge, and image forming apparatus
CANON KK0 citations52
US9897970B2Feb 20, 2018
Developer container, developing device, process cartridge and image forming apparatus
CANON KK0 citations52
US9678468B2Jun 13, 2017
Cleaning apparatus, process cartridge, image forming apparatus
CANON KK0 citations52
US9002225B2Apr 7, 2015
Image forming apparatus with developer feeding control
CANON KK1 citations52
US12242209B2Mar 4, 2025
Image forming apparatus
CANON KK0 citations51
US10001726B2Jun 19, 2018
Developer container, developing device, process cartridge, and image forming apparatus
CANON KK0 citations51
US9897941B2Feb 20, 2018
Developing apparatus, process cartridge and image forming apparatus
CANON KK0 citations41