Inventor
HOMMA YOSHIFUMI
JP6 patents
Patents
6 patentsUS5132728AJul 21, 1992
Drum driving unit of electrophotography printer
HITACHI LTD128 citations94
US4612555ASep 16, 1986
Laser beam scanner apparatus
HITACHI LTD31 citations89
US5081544AJan 14, 1992
Optical scanning apparatus
HITACHI LTD8 citations72
US4809042AFeb 28, 1989
Light beam scanning device and electronic photographic recording device using the same
HITACHI LTD11 citations71
US4620768ANov 4, 1986
Optical scanning system
HITACHI LTD7 citations71
US4513300AApr 23, 1985
Apparatus for driving a semiconductor laser for use in a laser-beam printer
HITACHI LTD13 citations71