Inventor

KOBAYASHI TATUYA

JP3 patents

Patents

3 patents

US4924267AMay 8, 1990

Process cartridge and multi-color image forming apparatus using same

CANON KK64 citations94

US4887102ADec 12, 1989

Image forming apparatus

CANON KK15 citations71

US4774543ASep 27, 1988

Image forming apparatus with plural developing devices

CANON KK19 citations71