The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 23, 2010
Filed:
Feb. 03, 2005
Akira Murakata, Tokyo, JP;
Akira Murakata, Tokyo, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
An unauthorized copy preventing system for preventing unauthorized copy of an image in an image forming apparatus which carries out image forming, by carrying out predetermined processing on digital image information, includes: a digital signal processor for image processing configured to carry out predetermined image processing on an input image; a digital signal processor for security processing configured to produce an unauthorized copy determination result for determining whether or not unauthorized copy is being carried out on the image having undergone the image processing by the digital signal processor for image processing; and a digital signal processor control device configured to control the digital signal processor for image processing and the digital signal processor for security processing and prevent unauthorized copy.