Inventor
NAKAHARA TOSIO
JP5 patents
Patents
5 patentsUS4872037AOct 3, 1989
Image forming apparatus and control system therefor
RICOH KK25 citations89
US4862214AAug 29, 1989
Image forming apparatus
RICOH KK21 citations81
US4422405ADec 27, 1983
Color electrostatographic apparatus
RICOH KK14 citations73
US4267201AMay 12, 1981
Magnetic brush development apparatus and method
RICOH KK7 citations73
US4864367ASep 5, 1989
Image transferring device for a copier
RICOH KK11 citations72