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Class Information
Number: 358/3.28
Name: Facsimile and static presentation processing > Static presentation processing (e.g., processing data for printer, etc.) > Attribute control > Embedding a hidden or unobtrusive code or pattern in a reproduced image (e.g., a watermark)
Description: Subject matter wherein a human or machine readable code, pattern, mark, symbol, or other information is electronically or digitally combined, embedded, or encrypted with an image such that when the image is reproduced by a printer, the combined, embedded, or encrypted information is visually hidden or imperceptible, or is esthetically unobtrusive to the appearance of the reproduced image.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8711436 Tint block image generation program and tint block image generation device Apr. 29, 2014
8705141 Method and system for efficiently printing simple data using a complex page data stream Apr. 22, 2014
8705142 Tint block image generation program, tint block image generation device, and tint block image generation method Apr. 22, 2014
8705143 Image-forming device Apr. 22, 2014
8693061 Method of embedding data in printed halftone features on a receiver Apr. 8, 2014
8687241 Method for security printing Apr. 1, 2014
8687916 Correcting page curl in scanned books Apr. 1, 2014
8687843 Method and system for restricting access to sensitive contents of digital images Apr. 1, 2014
8687242 Image processing apparatus for obtaining image data comprising a code generation section, an encryption section, a pattern generation section, and an addition section Apr. 1, 2014
8687237 Image processing method and apparatus that changes pixel value of pixel of interest when trapping processing is determined Apr. 1, 2014
8681384 Image processing apparatus, image processing method and image processing program Mar. 25, 2014
8681387 Guilloche mark generation Mar. 25, 2014
8675968 Image processing apparatus Mar. 18, 2014
8675261 Security elements and methods of manufacture Mar. 18, 2014
8675260 Image processing method and apparatus, and document management server, performing character recognition on a difference image Mar. 18, 2014
8675259 Double layer glossmark image through dynamic patterninks Mar. 18, 2014
8675245 Apparatus with capability of detecting two-dimensional code Mar. 18, 2014
8670140 Workflow management bridging virtual and transient-paper documents Mar. 11, 2014
8670160 Printing device for printing conceal pattern on character string printed on printed object based on said character string, and printing method and recording medium for the same Mar. 11, 2014
8660295 Watermarking of digital images using watermark-indicators Feb. 25, 2014
8659799 IR specialty imaging methods and systems Feb. 25, 2014
8659792 Image processing apparatus and image processing method Feb. 25, 2014
8651656 Systems and methods for forming raised markings on substrates for Braille identification and security and to facilitate automatic handling of the substrates Feb. 18, 2014
8654404 Image processing apparatus, image processing method and memory medium Feb. 18, 2014
8650402 General data hiding framework using parity for minimal switching Feb. 11, 2014
8649066 Image display device and image forming apparatus with security control features Feb. 11, 2014
8643489 Image processing system, history management apparatus, image processing control apparatus and computer readable medium Feb. 4, 2014
8638476 Method and device for marking and method for identifying a document using unique imprint derived from unique marking variations characterized using frequency analysis Jan. 28, 2014
8639061 Image adjusting circuit and image adjusting method Jan. 28, 2014
8634110 Edge refinement system Jan. 21, 2014
8634066 Authentication method and system Jan. 21, 2014
8633931 Image processing method, recording medium storing program thereof and image processing apparatus Jan. 21, 2014
8630019 Image processing apparatus, method of controlling the image processing apparatus, and storage medium Jan. 14, 2014
8625167 Image processing, reading or forming apparatus and method for adding specific image data to obtained image data while encrypting details data specifying specific data and adding encrypted deta Jan. 7, 2014
8625168 Device capable of reading plural documents, method of controlling the device, and program Jan. 7, 2014
8625857 Image processing method and image processing apparatus Jan. 7, 2014
8619337 Image forming apparatus, image processing method, and computer-readable storage medium Dec. 31, 2013
8619289 Image forming apparatus and image forming system Dec. 31, 2013
8614806 Systems and methods for printing hybrid raised markings on documents to enhance security Dec. 24, 2013
8614833 Printer, printer driver, printing system, and print controlling method Dec. 24, 2013
8614834 Method of generating patterns representing a halftone image Dec. 24, 2013
8614835 Image processing apparatus, image processing method, and computer program product Dec. 24, 2013
8614836 Enhanced security printing of a layout template Dec. 24, 2013
8610958 Synthesis of authenticable color multi-halftone images Dec. 17, 2013
8610916 Image forming device, image forming method and storage medium for tracking a user, even when an image is prohibited from being output Dec. 17, 2013
8605302 System and method for determining images areas within scanned document Dec. 10, 2013
8606715 Systems and methods facilitating communication with remote computers Dec. 10, 2013
8599457 Image processing device, method, system and the associated program for generating a composite image Dec. 3, 2013
8594367 Image processing apparatus, image forming apparatus, recording medium and image processing method Nov. 26, 2013
8593698 Void pantographs and methods for generating the same using at least one test void pantograph Nov. 26, 2013

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