Inventor
NISHIDA HIROBUMI
JP26 patents
⚠️ This page may combine multiple inventors who share the name “NISHIDA HIROBUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
20 patentsUS6628819B1Sep 30, 2003
Estimation of 3-dimensional shape from image sequence
RICOH KK98 citations95
US7330600B2Feb 12, 2008
Image processing device estimating black character color and ground color according to character-area pixels classified into two classes
RICOH KK28 citations92
US7292375B2Nov 6, 2007
Method and apparatus for color image processing, and a computer product
RICOH KK34 citations92
US6747758B1Jun 8, 2004
Digital halftoning method and apparatus, and its computer readable medium
RICOH KK27 citations92
US6424746B1Jul 23, 2002
Figure classifying method, figure classifying system, feature extracting method for figure classification, method for producing table for figure classification, information recording medium, method for evaluating degree of similarity or degree of difference between figures, figure normalizing method, and method for determining correspondence between figures
RICOH KK36 citations92
US6041138AMar 21, 2000
Method and device for extracting features from gray-scale image and generating boundaries of document elements
RICOH KK21 citations92
US5497432AMar 5, 1996
Character reading method and apparatus effective for condition where a plurality of characters have close relationship with one another
RICOH KK30 citations92
US5313528AMay 17, 1994
Method for extracting features from on-line handwritten characters
RICOH KK40 citations92
US5204915AApr 20, 1993
Method of extracting feature from line pattern and line pattern recognition method using the same
RICOH KK22 citations92
US5067165ANov 19, 1991
Character recognition method
RICOH KK51 citations92
US7729013B2Jun 1, 2010
Image processing apparatus, image processing method, and computer program product
RICOH KK18 citations84
US7715624B2May 11, 2010
Recognizing or reproducing a character's color
RICOH KK10 citations84
US7616813B2Nov 10, 2009
Background area extraction in document layout analysis
RICOH KK7 citations74
US7525694B2Apr 28, 2009
Image processing device, image processing method, image processing program, and recording medium
RICOH KK7 citations74
US5317649AMay 31, 1994
Method for classifying line patterns of characters in dictionary
RICOH KK10 citations74
US7676089B2Mar 9, 2010
Document layout analysis with control of non-character area
RICOH KK3 citations63
US7619755B2Nov 17, 2009
Apparatus, method, system, and computer program for managing image processing
RICOH KK3 citations63
US7508987B2Mar 24, 2009
Method, apparatus, system, and program for image processing capable of recognizing, reproducing, and enhancing an image, and a medium storing the program
RICOH KK2 citations63
US7324247B2Jan 29, 2008
Image processing apparatus, image processing program and storage medium storing the program
RICOH KK5 citations63
US7667876B2Feb 23, 2010
Generating a normalized image from an original image
RICOH KK3 citations62
NISHIDA HIROBUMI
5 patentsUS8254669B2Aug 28, 2012
Data processing apparatus, computer program product, and data processing method for predicting an optimum function based on a case database and image feature values calculated by a feature-value calculating unit
NISHIDA HIROBUMI9 citations83
US8321367B2Nov 27, 2012
Data processing apparatus, method, and computer program product for user objective prediction
NISHIDA HIROBUMI4 citations61
US8947742B2Feb 3, 2015
Image forming apparatus for increasing combined-color reproduction accuracy for superimposed colors
NISHIDA HIROBUMI1 citations51
US8427724B2Apr 23, 2013
Image forming apparatus and image forming method
NISHIDA HIROBUMI0 citations40
US8244039B2Aug 14, 2012
Apparatus, method, and computer program product for acquiring processing content for image data
NISHIDA HIROBUMI0 citations40