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Browse by Category: Main > Optical & Optics
Class Information
Number: 382/200
Name: Image analysis > Pattern recognition > Feature extraction > Local or regional features > Pattern boundary and edge measurements > Measurements made on alphanumeric characters
Description: Subject matter wherein the boundary or edge measurements are made on letters, numerals, or other human language symbols.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8670623 Image processing apparatus, image conversion method, and computer-readable storage medium for computer program based on calculated degree of complexity Mar. 11, 2014
8639036 Product image information extraction Jan. 28, 2014
8553294 Outlining method for properly representing curved line and straight line, and image compression method using the same Oct. 8, 2013
8532385 Image processing apparatus and image processing method Sep. 10, 2013
8509535 Method for emphasizing differences in graphical appearance between an original document and a modified document with annotations including outer and inner boundaries Aug. 13, 2013
8494272 Image processing device, image processing method, and computer readable medium for judging if images are matched Jul. 23, 2013
8411933 Image processing apparatus, image processing method and computer-readable medium Apr. 2, 2013
8406467 Method and system for actively detecting and recognizing placards Mar. 26, 2013
8406530 Methods and systems for detecting numerals in a digital image Mar. 26, 2013
8391613 Statistical online character recognition Mar. 5, 2013
8351725 Image sharpening technique Jan. 8, 2013
8351734 Video signal processing device and video display device Jan. 8, 2013
8330760 Modifying glyph outlines Dec. 11, 2012
8325973 Generating data representative of a fragmented document Dec. 4, 2012
8290308 Program, apparatus and method for determining interpolation method Oct. 16, 2012
8265409 Edge preservation image processing device and image processing method Sep. 11, 2012
8199364 Image processing apparatus, and image forming apparatus Jun. 12, 2012
8201084 Image processing apparatus and computer readable medium Jun. 12, 2012
8165364 Temperature management for ultrasound imaging at high frame rates Apr. 24, 2012
8094887 Method and system for analyzing image identifications to identify an entity Jan. 10, 2012
8005313 Edge enhancing device and method Aug. 23, 2011
7929773 Method for recognizing characters Apr. 19, 2011
7929772 Method for generating typographical line Apr. 19, 2011
7917949 Voice controlled portable memory storage device Mar. 29, 2011
7885456 Symbol graph generation in handwritten mathematical expression recognition Feb. 8, 2011
7876963 Symbol recognition method Jan. 25, 2011
7864986 Optical mark reading that uses a disregard state as part of an unambiguous symbology of marks to fill into response bubbles Jan. 4, 2011
7720318 Font identification system May. 18, 2010
7693312 Method for authenticating an electronic signature Apr. 6, 2010
7660351 Video deblocking Feb. 9, 2010
7609269 Assigning color values to pixels based on object structure Oct. 27, 2009
7576753 Method and apparatus to convert bitmapped images for use in a structured text/graphics editor Aug. 18, 2009
7567724 Image processing apparatus, image processing method, program of image processing method, and recording medium in which program of image processing method has been recorded Jul. 28, 2009
7561738 Symbol grouping and recognition in expression recognition Jul. 14, 2009
7561739 Analyzing scripts and determining characters in expression recognition Jul. 14, 2009
7561737 Mathematical expression recognition Jul. 14, 2009
7555145 Multi-level optical mark reading that uses an unambiguous symbology of marks to fill into response bubbles Jun. 30, 2009
7551304 Information processing apparatus, image forming apparatus, method therefor, and system Jun. 23, 2009
7454063 Method of optical character recognition using feature recognition and baseline estimation Nov. 18, 2008
7447362 System and method of enabling a cellular/wireless device with imaging capabilities to decode printed alphanumeric characters Nov. 4, 2008
7349576 Method, device and computer program for recognition of a handwritten character Mar. 25, 2008
7295710 System and method for automated symbolic recognition including symbolic modeling Nov. 13, 2007
7177430 Digital entroping for digital audio reproductions Feb. 13, 2007
6927774 Character display device and character display method Aug. 9, 2005
6782509 Method and system for embedding information in document Aug. 24, 2004
6738512 Using shape suppression to identify areas of images that include particular shapes May. 18, 2004
6690821 Determining the font of text in an image Feb. 10, 2004
6650777 Searching and filtering content streams using contour transformations Nov. 18, 2003
6640017 Method and apparatus for adaptively sharpening an image Oct. 28, 2003
6507678 Apparatus and method for retrieving character string based on classification of character Jan. 14, 2003

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