Inventor
HATANAKA SHUN
JP11 patents
Patents
11 patentsUSD892921SAug 11, 2020
Toner cartridge
OKI DATA KK11 citations84
USD898114SOct 6, 2020
Toner cartridge
OKI DATA KK10 citations83
USD898820SOct 13, 2020
Toner cartridge
OKI DATA KK3 citations72
USD916958SApr 20, 2021
Image drum cartridge
OKI DATA KK1 citations61
USD910742SFeb 16, 2021
Image drum cartridge
OKI DATA KK0 citations61
USD910743SFeb 16, 2021
Image drum cartridge
OKI DATA KK0 citations61
US10606208B2Mar 31, 2020
Developer container, image formation unit, and image formation apparatus
OKI DATA KK0 citations41
US9217952B2Dec 22, 2015
Image forming unit and image forming apparatus
OKI DATA KK0 citations40
US10295934B2May 21, 2019
Toner container, image forming unit, and image forming apparatus
OKI DATA KK0 citations39
US9772580B2Sep 26, 2017
Development device, image forming unit and image forming apparatus
OKI DATA KK0 citations39
US9069283B2Jun 30, 2015
Image formation unit and image formation apparatus
OKI DATA KK0 citations39