Inventor
HAMANAKA OSAMU
JP5 patents
Patents
5 patentsUS4931837AJun 5, 1990
Removable developing unit for an electrostatic copier and locking device therefor
TOSHIBA KK15 citations81
US4857954AAug 15, 1989
Image forming apparatus
TOSHIBA KK4 citations72
US4814823AMar 21, 1989
Image forming apparatus
TOSHIBA KK6 citations72
US5153646AOct 6, 1992
Image forming apparatus with removable developing means
TOSHIBA KK4 citations61
US4956673ASep 11, 1990
Image forming apparatus with easily removable developing units
TOSHIBA KK3 citations61