Inventor
TATSUMI MASAKAZU
JP11 patents
⚠️ This page may combine multiple inventors who share the name “TATSUMI MASAKAZU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
9 patentsUS10732545B2Aug 4, 2020
Cartridge remanufacturing method and cartridge
CANON KK7 citations82
USD881986SApr 21, 2020
Process cartridge for image forming apparatus
CANON KK1 citations72
US11500305B2Nov 15, 2022
Process cartridge having toner receiving portion
CANON KK0 citations62
US11209749B2Dec 28, 2021
Process cartridge having toner receiving portion
CANON KK0 citations62
US11550255B2Jan 10, 2023
Image forming apparatus and developing cartridge
CANON KK0 citations61
US11360427B2Jun 14, 2022
Cartridge and remanufacturing method of cartridge
CANON KK0 citations61
US11086267B2Aug 10, 2021
Image forming apparatus and developing cartridge
CANON KK0 citations61
US10955794B2Mar 23, 2021
Cartridge and remanufacturing method of cartridge
CANON KK1 citations61
US12072667B2Aug 27, 2024
Cartridge and image forming apparatus
CANON KK0 citations51