Inventor
MIDORIKAWA AKIRA
10 patents
Patents
10 patentsUS4627707ADec 9, 1986
Copier with image editing function
RICOH KK93 citations95
US4682158AJul 21, 1987
Guidance device for manipulation of machine
RICOH KK116 citations94
US4912512AMar 27, 1990
Electrophotographic copier with a capability of automatically setting up optimum process conditions
RICOH KK30 citations92
US4032229AJun 28, 1977
Construction of electrophotographic copying machines with a cleaning unit for photosensitive surface
RICOH KK24 citations81
US4677310AJun 30, 1987
Power supply control device for copier having timer
RICOH KK24 citations80
US4435074AMar 6, 1984
Cleaning apparatus for electrophotography comprising lubricant film applicator means
RICOH KK21 citations79
US4423134ADec 27, 1983
Developing unit for electrophotography
RICOH KK17 citations73
US4165172AAug 21, 1979
Drum cleaning system for electrophotographic apparatus
RICOH KK10 citations73
US4168329ASep 18, 1979
Auto-bias developing process and an electrophotographic copying machine
RICOH KK11 citations71
US4035071AJul 12, 1977
Developing process and apparatus for electrophotography
RICOH KK5 citations62