Inventor
NISHIDO KAZUHIRO
JP5 patents
Patents
5 patentsUS5502552AMar 26, 1996
Developing device for an image forming apparatus
RICOH KK74 citations95
US5594539AJan 14, 1997
Paper guide device for image forming apparatus
RICOH KK54 citations93
US5450172ASep 12, 1995
Nondestructive multicolor image forming apparatus
RICOH KK20 citations92
US4827868AMay 9, 1989
Toner carrier for developing device for electrostatic printing apparatus
RICOH KK40 citations91
US5136335AAug 4, 1992
Developer carrier with a dielectric layer having a frequency characteristic confined in a predetermined range
RICOH KK8 citations72