Inventor
ISHIKAWA SEIYA
JP5 patents
Patents
5 patentsUS12066785B2Aug 20, 2024
Cartridge and image forming apparatus
CANON KK5 citations74
US11774876B2Oct 3, 2023
Developing unit
CANON KK2 citations71
US12547098B2Feb 10, 2026
Toner container and image forming system
CANON KK0 citations62
US12547116B2Feb 10, 2026
Cartridge and image forming apparatus
CANON KK0 citations62
US12416880B2Sep 16, 2025
Toner container
CANON KK0 citations62