Inventor
KIRIYAMA TSUBASA
JP11 patents
Patents
11 patentsUS11442398B2Sep 13, 2022
Drum cartridge having electrical contact surface positioned at outer surface of drum frame
BROTHER IND LTD3 citations72
US11099501B2Aug 24, 2021
Toner cartridge having toner memory and attachable to drum cartridge having drum memory
BROTHER IND LTD4 citations72
US11054787B2Jul 6, 2021
Drum cartridge having electrical contact surface positioned at outer surface of drum frame
BROTHER IND LTD1 citations72
US10520879B2Dec 31, 2019
Developing cartridge including electrode to which adapter is detachably attachable
BROTHER IND LTD2 citations70
US12566401B2Mar 3, 2026
Image forming apparatus having process cartridge with electrical contacts and memory contact facing outward
BROTHER IND LTD0 citations62
US12461483B2Nov 4, 2025
Drum cartridge having electrical contact surface positioned at outer surface of drum frame
BROTHER IND LTD0 citations62
USD1066479SMar 11, 2025
Toner cartridge
BROTHER IND LTD1 citations62
US12072665B2Aug 27, 2024
Drum cartridge having electrical contact surface positioned at outer surface of drum frame
BROTHER IND LTD0 citations62
US12066784B2Aug 20, 2024
Image forming apparatus
BROTHER IND LTD0 citations62
US11454899B2Sep 27, 2022
Toner cartridge having toner memory and attachable to drum cartridge having drum memory
BROTHER IND LTD0 citations62
US11226580B2Jan 18, 2022
Drum cartridge and image forming apparatus
BROTHER IND LTD0 citations51