Inventor
MIYAGAWA FUMIHIRO
10 patents
Patents
10 patentsUS5376994ADec 27, 1994
Compact BI-color electrophotographic image forming apparatus
RICOH KK36 citations92
US5309182AMay 3, 1994
Bicolor image forming apparatus for forming a bicolor image on a photoconductive element
RICOH KK26 citations92
US4019192AApr 19, 1977
Photographic camera of the retractable lens tube type with a movable lens cover
RICOH KK37 citations91
US4312581AJan 26, 1982
Film frame number display for camera
RICOH KK25 citations81
US5557449ASep 17, 1996
Laser beam scanning apparatus for controlling diameter of light spot
RICOH KK8 citations73
US4143956AMar 13, 1979
Camera with date entry
RICOH KK12 citations72
US4025932AMay 24, 1977
Data recording system for camera
RICOH KK12 citations72
US4264172AApr 28, 1981
Camera
RICOH KK8 citations70
US4277157AJul 7, 1981
Lens tube retraction mechanism for camera having retractable lens tube
RICOH KK4 citations59
US4264173AApr 28, 1981
Lens tube guide frame for use in lens tube retractable type camera
RICOH KK1 citations46