Inventor
MORIMOTO ETSUO
JP12 patents
⚠️ This page may combine multiple inventors who share the name “MORIMOTO ETSUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
11 patentsUS7423781B2Sep 9, 2008
Image processor and image processing method for image enhancement using edge detection
RICOH KK20 citations92
US7355755B2Apr 8, 2008
Image processing apparatus and method for accurately detecting character edges
RICOH KK25 citations92
US6977757B1Dec 20, 2005
Image processing method, image processing apparatus and recording medium
RICOH KK26 citations92
US6005970ADec 21, 1999
Image processing apparatus
RICOH KK29 citations91
US5831751ANov 3, 1998
Image processing apparatus
RICOH KK31 citations91
US7760400B2Jul 20, 2010
Creating multiple threshold matrices to be used in error diffused multilevel halftoning
RICOH KK15 citations84
US7636179B2Dec 22, 2009
Image quantization processing with error diffusion using oscillating quantization threshold to develop dots that spiral outward
RICOH KK10 citations83
US7142330B2Nov 28, 2006
Image processing method, image processing apparatus and recording medium
RICOH KK8 citations73
US6791713B1Sep 14, 2004
Image forming apparatus
RICOH KK9 citations73
US7330290B2Feb 12, 2008
Image forming apparatus
RICOH KK2 citations62
US7170642B2Jan 30, 2007
Image processing apparatus and method for improving output image quality
RICOH KK5 citations62