Inventor
SAKATA ISAMU
JP3 patents
Patents
3 patentsUS9915917B2Mar 13, 2018
Process cartridge capable of restraining frictional wearing of electrode provided at developing unit
BROTHER IND LTD0 citations45
US9785092B1Oct 10, 2017
Developing cartridge provided with developing roller, gear cover, and electric contact
BROTHER IND LTD0 citations39
US10732543B2Aug 4, 2020
Toner cartridge
BROTHER IND LTD0 citations29