Inventor
SHIBUYA RYOTA
JP22 patents
Patents
22 patentsUS11567445B2Jan 31, 2023
Process cartridge and image forming apparatus
CANON KK7 citations85
US10133215B2Nov 20, 2018
Developer container, developer storage unit, process cartridge, and image forming apparatus
CANON KK6 citations84
USD823938SJul 24, 2018
Cartridge
CANON KK12 citations84
USD823380SJul 17, 2018
Cartridge
CANON KK14 citations84
US9785091B2Oct 10, 2017
Developer container, developer storage unit, process cartridge, and image forming apparatus having a sealing member and an unsealing member
CANON KK6 citations84
USD786968SMay 16, 2017
Process cartridge for printer
CANON KK15 citations84
US11966193B2Apr 23, 2024
Image forming apparatus and process cartridge
CANON KK3 citations74
US11796958B2Oct 24, 2023
Process cartridge and image forming apparatus
CANON KK3 citations73
US10915060B2Feb 9, 2021
Developing device having restricted movement, process cartridge and image forming apparatus
CANON KK5 citations73
US11693356B2Jul 4, 2023
Image forming apparatus and process cartridge
CANON KK2 citations72
US12560889B2Feb 24, 2026
Image forming apparatus and process cartridge
CANON KK0 citations62
US12228877B2Feb 18, 2025
Process cartridge and image forming apparatus
CANON KK0 citations62
US9335730B2May 10, 2016
Process cartridge and electrophotographic image forming apparatus
CANON KK2 citations62
US8971730B2Mar 3, 2015
Image forming apparatus and cartridge
CANON KK2 citations62
US10649368B2May 12, 2020
Image forming apparatus
CANON KK0 citations52
US10444665B2Oct 15, 2019
Image forming apparatus
CANON KK0 citations52
US12455527B2Oct 28, 2025
Image forming apparatus
CANON KK0 citations51
US12379686B2Aug 5, 2025
Image forming apparatus
CANON KK0 citations51
US11543768B2Jan 3, 2023
Image forming apparatus
CANON KK0 citations51
US11294320B2Apr 5, 2022
Image forming apparatus
CANON KK0 citations50
US10606205B2Mar 31, 2020
Image forming apparatus
CANON KK0 citations41
US10180655B2Jan 15, 2019
Apparatus and method for stably detaching a developing unit on an image forming apparatus
CANON KK0 citations40