Inventor
JOHROKU KAZUO
JP7 patents
Patents
7 patentsUS5933691AAug 3, 1999
Toner supply cartridge having a shutter equipped to cooperate with a stopper element and a returner element of a guide to close the shutter automatically, and toner supplying apparatus with such cartridge
MITA INDUSTRIAL CO LTD60 citations94
US5809384ASep 15, 1998
Developing device and toner cartridge applied to same
MITA INDUSTRIAL CO LTD29 citations92
US5812916ASep 22, 1998
Conveyer device and toner cartridge equipped with conveyer device
MITA INDUSTRIAL CO LTD22 citations91
US5812914ASep 22, 1998
Toner replenishing device, shutter member, and toner cartridge for use therein
MITA INDUSTRIAL CO LTD26 citations90
US5737668AApr 7, 1998
Toner cartridge/collecting tank assembly
MITA INDUSTRIAL CO LTD20 citations90
US5845182ADec 1, 1998
Toner cartridge for an image forming apparatus having stirring rod with bearing
MITA INDUSTRIAL CO LTD8 citations71
US5257080AOct 26, 1993
Image forming apparatus and its discharge system
MITA INDUSTRIAL CO LTD3 citations61