Inventor
SHIBAKI HIROYUKI
JP20 patents
⚠️ This page may combine multiple inventors who share the name “SHIBAKI HIROYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
17 patentsUS5797074AAug 18, 1998
Image forming system
RICOH KK100 citations98
US5960246ASep 28, 1999
Image forming apparatus with powder pump
RICOH KK87 citations96
US5482265AJan 9, 1996
Sheet feeder for an image forming apparatus
RICOH KK91 citations96
US5708949AJan 13, 1998
Image fixing device for image forming apparatus
RICOH KK61 citations94
US7423781B2Sep 9, 2008
Image processor and image processing method for image enhancement using edge detection
RICOH KK20 citations92
US7356160B2Apr 8, 2008
Method of and apparatus for image processing
RICOH KK22 citations92
US7355755B2Apr 8, 2008
Image processing apparatus and method for accurately detecting character edges
RICOH KK25 citations92
US6987886B1Jan 17, 2006
Image processing based on degree of white-background likeliness
RICOH KK28 citations92
US6556707B1Apr 29, 2003
Method and apparatus for image processing for performing a color conversion
RICOH KK54 citations92
US7088472B1Aug 8, 2006
Method, system, and apparatus for image forming and processing capable of appropriately adjusting input and output properties
RICOH KK24 citations90
US5464200ANov 7, 1995
Sheet storing device with locking bins
RICOH KK34 citations89
US7535595B2May 19, 2009
Image processing apparatus and method, and computer program product
RICOH KK9 citations84
US7327874B2Feb 5, 2008
Method of and apparatus for image processing apparatus, and computer product
RICOH KK16 citations84
US6731817B2May 4, 2004
Apparatus and method for forming an image by processing input image data while suppressing banding and dropout
RICOH KK18 citations84
US7221799B2May 22, 2007
Image processing based on degree of white-background likeliness
RICOH KK7 citations74
US7433082B2Oct 7, 2008
Method of, apparatus for, and computer program for image processing
RICOH KK5 citations63
US7170642B2Jan 30, 2007
Image processing apparatus and method for improving output image quality
RICOH KK5 citations62