Inventor
IKESUE MASUMI
JP20 patents
Patents
20 patentsUS5598254AJan 28, 1997
Cartridge for replenishing two-ingredient developer to an image forming apparatus and a replenishing device using the same
RICOH KK54 citations96
US5508794AApr 16, 1996
Developer recycling system and developer cartridge therefor
RICOH KK73 citations96
US4878603ANov 7, 1989
Toner replenishing device
RICOH KK92 citations96
US4657239AApr 14, 1987
Sheet aligning device
RICOH KK115 citations96
US4611730ASep 16, 1986
Toner replenishing device
RICOH KK73 citations96
US4277163AJul 7, 1981
Variable magnification electrostatic copying machine
RICOH KK68 citations96
US4239374ADec 16, 1980
Electrostatographic apparatus comprising automatic document type determination means
RICOH KK57 citations96
US5983059ANov 9, 1999
Recyclable toner container for an image forming apparatus
RICOH KK66 citations95
US4744493AMay 17, 1988
Toner replenishing device
RICOH KK42 citations92
US4641945AFeb 10, 1987
Developer supply device for dry process electrophotographic copier
RICOH KK51 citations92
US5060926AOct 29, 1991
Sheet feeder for an image forming apparatus
RICOH KK41 citations90
US5008709AApr 16, 1991
Document recycling copier for copying documents of varying sizes
RICOH KK55 citations90
US4449810AMay 22, 1984
Electrophotographic copying machine with means for mixing and removing toner and an integral exposure plate
RICOH KK22 citations82
US4154522AMay 15, 1979
Electrostatographic apparatus comprising improved drum cleaning means
RICOH KK20 citations82
US4453493AJun 12, 1984
Toner recirculating and agitating device for dry process developing apparatus
RICOH KK8 citations74
US4140388AFeb 20, 1979
Drum cleaning apparatus for electrostatic copying machine
RICOH KK14 citations74
US4700659AOct 20, 1987
Developing unit of dry type
RICOH KK11 citations73
US3992089ANov 16, 1976
Reader-printer apparatus with multiple supply rolls and charging devices
RICOH KK15 citations72
US5096177AMar 17, 1992
Recycling automatic document feeder for feeding documents of various size for use with a copier
RICOH KK13 citations71
US5860647AJan 19, 1999
Paper discharge device and storing unit for image forming apparatus
RICOH KK5 citations63