HN

Hirobumi Nishida

Ricoh Company: 26 patents #784 of 9,818Top 8%
Overall (All Time): #155,313 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDate
8947742 Image forming apparatus for increasing combined-color reproduction accuracy for superimposed colors 2015-02-03
8427724 Image forming apparatus and image forming method 2013-04-23
8321367 Data processing apparatus, method, and computer program product for user objective prediction 2012-11-27
8254669 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 2012-08-28
8244039 Apparatus, method, and computer program product for acquiring processing content for image data 2012-08-14
8041113 Image processing device, image processing method, and computer program product 2011-10-18
7729013 Image processing apparatus, image processing method, and computer program product 2010-06-01
7715624 Recognizing or reproducing a character's color 2010-05-11
7676089 Document layout analysis with control of non-character area 2010-03-09
7667876 Generating a normalized image from an original image Takashi Saitoh, Takeshi Suzuki, Takashi Akutsu, Kazutoshi Takeya, Hisashi Tanaka +1 more 2010-02-23
7619755 Apparatus, method, system, and computer program for managing image processing Katsushi Morimoto, Keiji Kojima, Toshihiro Suzuki, Takashi Saitoh, Toshio Miyazawa 2009-11-17
7616813 Background area extraction in document layout analysis 2009-11-10
7525694 Image processing device, image processing method, image processing program, and recording medium 2009-04-28
7508987 Method, apparatus, system, and program for image processing capable of recognizing, reproducing, and enhancing an image, and a medium storing the program 2009-03-24
7330600 Image processing device estimating black character color and ground color according to character-area pixels classified into two classes 2008-02-12
7324247 Image processing apparatus, image processing program and storage medium storing the program 2008-01-29
7292375 Method and apparatus for color image processing, and a computer product 2007-11-06
6747758 Digital halftoning method and apparatus, and its computer readable medium 2004-06-08
6628819 Estimation of 3-dimensional shape from image sequence Yingjieh Huang 2003-09-30
6424746 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 2002-07-23
6041138 Method and device for extracting features from gray-scale image and generating boundaries of document elements 2000-03-21
5497432 Character reading method and apparatus effective for condition where a plurality of characters have close relationship with one another 1996-03-05
5317649 Method for classifying line patterns of characters in dictionary 1994-05-31
5313528 Method for extracting features from on-line handwritten characters 1994-05-17
5204915 Method of extracting feature from line pattern and line pattern recognition method using the same 1993-04-20