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Browse by Category: Main > Electrical & Energy
Class Information
Number: 399/366
Name: Electrophotography > Document handling > Original > Unauthorized copy prevention
Description: Subject matter wherein a property or condition of the original prevents a copy from being made thereof.










Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8711436 Tint block image generation program and tint block image generation device Apr. 29, 2014
8681384 Image processing apparatus, image processing method and image processing program Mar. 25, 2014
8619337 Image forming apparatus, image processing method, and computer-readable storage medium Dec. 31, 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
8594538 Developing device and image forming apparatus Nov. 26, 2013
8587832 Dual color matching feedback control method and system for hiding infrared markings and other information Nov. 19, 2013
8570549 Image recording apparatus in which a recorded content or output for which the confidentiality is required can be prevented from being visible to another user Oct. 29, 2013
8514422 Image forming apparatus that controls job processing on the basis of authentication Aug. 20, 2013
8498413 Image processing device, image processing system, program product therefor, and image processing method Jul. 30, 2013
8494416 Image forming apparatus and image forming system Jul. 23, 2013
8477341 Printing apparatus and method of controlling printing Jul. 2, 2013
8467078 Image forming apparatus, image processing method, and computer-readable storage medium Jun. 18, 2013
8462365 Image forming apparatus and print controlling method for the same Jun. 11, 2013
8441693 Information processing apparatus, method, and program for selecting dynamic information with high priority for latent image printing May. 14, 2013
8416437 Image forming apparatus, control method therefor, and program Apr. 9, 2013
8405863 Image forming apparatus, image forming system, and method of private printing Mar. 26, 2013
8395823 Device capable of reading plural documents, method of controlling the device, and program Mar. 12, 2013
8392715 Method and device for identifying objects or documents Mar. 5, 2013
8387150 Segmented media content rights management Feb. 26, 2013
8363284 Image processing system for producing copy protected images using transparent recording material Jan. 29, 2013
8358848 Image recognition device, copy apparatus and image recognition method Jan. 22, 2013
8355178 Apparatus including a determination unit, and method and program including a determination step Jan. 15, 2013
8351811 Image forming apparatus with locking storage for output images Jan. 8, 2013
8327457 Managing asset access Dec. 4, 2012
8305617 Image forming apparatus capable of properly setting copy conditions of document Nov. 6, 2012
8301071 Image forming apparatus and method for controlling the log-off of user Oct. 30, 2012
8290202 Methods utilizing steganography Oct. 16, 2012
8284458 Image processing apparatus and method for managing documents with output-prohibit area Oct. 9, 2012
8274701 High speed printing system for printing magnetic ink Sep. 25, 2012
8274709 Device capable of reading plural documents, method of controlling the device, and program Sep. 25, 2012
8270041 Image processing apparatus for reading open book documents Sep. 18, 2012
8233165 Document processing apparatus and document processing method Jul. 31, 2012
8203728 Print device, print method, print program recording medium, print data production device, print data production method, and print data production program recording medium Jun. 19, 2012
8204426 Image processing for improving reliability of job-lock function Jun. 19, 2012
8199341 Image processing apparatus, image forming apparatus, and computer-readable recording medium storing image processing program for creating a copy prevention pattern that allows a copying machin Jun. 12, 2012
8194278 Image forming apparatus to select alternate image information and control method thereof Jun. 5, 2012
8186574 Image-forming system May. 29, 2012
8181261 System and method for controlling reproduction of documents containing sensitive information May. 15, 2012
8165338 Image processing apparatus and control method thereof Apr. 24, 2012
8155376 Image processor, image forming apparatus, image processing method and computer readable medium Apr. 10, 2012
8115941 Image forming apparatus and print controlling method for the same Feb. 14, 2012
8115955 Communication device Feb. 14, 2012
8116582 Techniques for positioning images in electronic documents Feb. 14, 2012
8099036 Image processing apparatus, image processing method, and computer program Jan. 17, 2012
8086164 Image forming system Dec. 27, 2011
8055180 Copy-forgery-inhibited pattern density parameter determination method, copy-forgery-inhibited pattern image generation method, and image processing Nov. 8, 2011
8049933 Copy-forgery-inhibited pattern image generation method and image processing apparatus Nov. 1, 2011
8037311 Digital watermark systems and methods Oct. 11, 2011
8023127 Generating background image information for copy prohibition and copy prohibition release Sep. 20, 2011
8005254 Background watermark processing Aug. 23, 2011

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