Inventor
YOKOKAWA SHUUHO
JP9 patents
Patents
9 patentsUS5572290ANov 5, 1996
Electrophotographic printing system including a plurality of electrophotographic printers having adjustable printing speeds
HITACHI KOKI KK23 citations90
US5402409AMar 28, 1995
Optical recording apparatus and method for adding information in a sub-scanning direction and for deflecting a light beam to an optimum sub-scanning recording position
HITACHI KOKI KK15 citations73
US5578819ANov 26, 1996
Optical recorder having a signal separation circuit and a FIFO memory circuit
HITACHI KOKI KK8 citations72
US5818496AOct 6, 1998
Exposure device of electrophotographic apparatus with optical path position deciding device
HITACHI KOKI KK11 citations71
US5545840AAug 13, 1996
Developing device in electrophotographic apparatus including developing poll configuration while stably carries developer
HITACHI KOKI KK15 citations71
US5516982AMay 14, 1996
Developing apparatus having developer regulating member
HITACHI KOKI KK5 citations60
US5359394AOct 25, 1994
Foreign matter removing mechanism for electrophotographic printer
HITACHI KOKI KK3 citations58
US5453820ASep 26, 1995
Developing device having a developer mixing chamber for use in electrophotographic apparatus
HITACHI KOKI KK1 citations51
US5359396AOct 25, 1994
Toner density detection method for electrophotographic apparatus
HITACHI KOKI KK1 citations51