Inventor
YAGISHITA TAKAHIRO
JP34 patents
⚠️ This page may combine multiple inventors who share the name “YAGISHITA TAKAHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
27 patentsUS6459816B2Oct 1, 2002
Image processing system for compressing image data including binary image data and continuous tone image data by a sub-band transform method with a high-compression rate
RICOH KK57 citations96
US7221483B2May 22, 2007
Image encoding method and apparatus, image decoding method and apparatus, image processing apparatus, image formation apparatus, and computer-executable programs
RICOH KK47 citations93
US6507674B1Jan 14, 2003
Image data encoding apparatus
RICOH KK28 citations93
US6480623B1Nov 12, 2002
Color image processing apparatus and color image processing method
RICOH KK25 citations93
US6788811B1Sep 7, 2004
Coding apparatus, decoding apparatus, coding method, decoding method, amd computer-readable recording medium for executing the methods
RICOH KK37 citations92
US6704455B1Mar 9, 2004
Image processing system and image processing method
RICOH KK22 citations92
US6603884B2Aug 5, 2003
Image processing system for compressing image data including binary image data and continuous tone image data by a sub-band transform method with a high-compression rate
RICOH KK17 citations92
US6556707B1Apr 29, 2003
Method and apparatus for image processing for performing a color conversion
RICOH KK54 citations92
US6519052B1Feb 11, 2003
Image processing method and apparatus to select a data compression method according to a size of an output image
RICOH KK51 citations92
US5923828AJul 13, 1999
Image forming apparatus which forms an image based on bit map data
RICOH KK19 citations92
US5565907AOct 15, 1996
Image forming apparatus capable of producing high quality halftone images
RICOH KK23 citations92
US5107278AApr 21, 1992
Image forming apparatus
RICOH KK23 citations92
US5019913AMay 28, 1991
Recording apparatus having control data selectively designated in memory which corresponds to one of multiple optical scanning systems
RICOH KK22 citations92
US4918489AApr 17, 1990
Method of supplying recording sheets in image forming apparatus
RICOH KK41 citations92
US4977414ADec 11, 1990
Image forming apparatus
RICOH KK29 citations90
US7502488B2Mar 10, 2009
Image processing apparatus, program, and storage medium that can selectively vary embedding specification of digital watermark data
RICOH KK9 citations84
US7046387B1May 16, 2006
Efficient coding of color images including monochrome images
RICOH KK16 citations84
US6704444B2Mar 9, 2004
Color image processing apparatus and color image processing method
RICOH KK13 citations84
US5491506AFeb 13, 1996
Light quantity setting value determination with improved reliability
RICOH KK19 citations84
US6714685B2Mar 30, 2004
Image processing system for compressing image data including binary image data and continuous tone image data by a sub-band transform method with a high-compression rate
RICOH KK11 citations74
US6683990B2Jan 27, 2004
Image data encoding apparatus
RICOH KK11 citations74
US7277585B2Oct 2, 2007
Image encoding method, image encoding apparatus and storage medium
RICOH KK9 citations73
US7773255B2Aug 10, 2010
Apparatus and method for detecting document tampering
RICOH KK2 citations63
US7492951B2Feb 17, 2009
Image processing method and apparatus, and computer-readable storage medium
RICOH KK4 citations63
US7155059B2Dec 26, 2006
Color image processing apparatus and color image processing method
RICOH KK3 citations63
US6985634B2Jan 10, 2006
Image processing system for compressing image data including binary image data and continuous tone image data by a sub-band transform method with a high-compression rate
RICOH KK4 citations63
US7486411B2Feb 3, 2009
Image processing device forming an image of stored image data together with additional information according to an image formation count
RICOH KK0 citations41
YAGISHITA TAKAHIRO
4 patentsUS9535538B2Jan 3, 2017
System, information processing apparatus, and information processing method
YAGISHITA TAKAHIRO5 citations72
US8717591B2May 6, 2014
Image forming apparatus, image forming system, information processing apparatus, program, and storage medium
YAGISHITA TAKAHIRO4 citations72
US9471983B2Oct 18, 2016
Information processing device, system, and information processing method
YAGISHITA TAKAHIRO2 citations61
US9417712B2Aug 16, 2016
Image processing apparatus, computer-readable recording medium, and image processing method
YAGISHITA TAKAHIRO0 citations40