Inventor
TAKANASHI HAJIME
JP3 patents
Patents
3 patentsUS4860050AAug 22, 1989
Developing replenisher material for use in image forming device
RICOH KK33 citations92
US4764447AAug 16, 1988
Non-aqueous type resin dispersion and electrophotographic developer containing said resin
RICOH KK26 citations90
US4618558AOct 21, 1986
Liquid developer for use in electrostatic photography
RICOH KK3 citations60