US Patent 7599081 Detecting and protecting a copy guarded document

Patent 7599081 was granted and assigned to RICOH COMPANY,LTD. on October, 2009 by the United States Patent and Trademark Office.

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Current Assignee

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7599081

Date of Patent

October 6, 2009

Patent Application Number

11298615

Date Filed

December 12, 2005

Patent Primary Examiner

Thomas D. Lee

Patent abstract

A detection result indicating whether a document image is copy guarded is generated. Based on the detection result, information contained in the document image is concealed.

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