Inventor
OHSUGI TOMOYA
JP12 patents
⚠️ This page may combine multiple inventors who share the name “OHSUGI TOMOYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
8 patentsUS6376837B1Apr 23, 2002
Optical scanning apparatus and image forming apparatus having defective light source detection
RICOH KK97 citations98
US6839157B2Jan 4, 2005
Method and apparatus for multi-beam optical scanning capable of effectively adjusting a scanning line pitch
RICOH KK54 citations96
US6686946B2Feb 3, 2004
Density unevenness suppressing image forming apparatus and method
RICOH KK106 citations96
US7411712B2Aug 12, 2008
Optical scanner and image formation apparatus
RICOH KK35 citations92
US7782352B2Aug 24, 2010
Optical scanning device and image forming apparatus
RICOH KK14 citations83
US7295225B2Nov 13, 2007
Light source and light beam scanning unit
RICOH KK14 citations83
US7817177B2Oct 19, 2010
Optical scanning device and image forming apparatus
RICOH KK12 citations82
US7800804B2Sep 21, 2010
Optical scanner and image forming apparatus
RICOH KK6 citations62