Inventor
HOUKI YOJI
JP9 patents
Patents
9 patentsUS5530528AJun 25, 1996
Image forming apparatus having contact type, one-component developing unit
FUJITSU LTD100 citations95
US5066978ANov 19, 1991
Image forming apparatus having an exchangeable unit exchange timing indicating device
FUJITSU LTD46 citations91
US5539447AJul 23, 1996
Optical scanning unit and image forming apparatus using the same with rotating lever attached to a cover for light emission and prevention
FUJITSU LTD24 citations90
US4878088AOct 31, 1989
Developing unit of electrophotographic apparatus
FUJITSU LTD21 citations78
US5095319AMar 10, 1992
Optical scanning with light quantity compensation
FUJITSU LTD7 citations72
US5546170AAug 13, 1996
Printer with print density switching means
FUJITSU LTD12 citations71
US5418604AMay 23, 1995
Image forming method and apparatus with automatic skew control
FUJITSU LTD13 citations71
US5355200AOct 11, 1994
Printer with print density switching means
FUJITSU LTD11 citations71
US4986528AJan 22, 1991
Method of separately feeding a print medium sheet and apparatus therefor
FUJITSU LTD11 citations71