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:
Jul. 08, 1997
Filed:
Sep. 14, 1994
Applicant:
Inventors:
Hiromi Okubo, Yokohama, JP;
Mutsuo Shimomae, Yokosuka, JP;
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06K / ;
U.S. Cl.
CPC ...
382100 ; 283902 ; 382135 ; 382137 ; 399366 ; 399 42 ;
Abstract
In a digital copier, facsimile machine, scanner, image filing apparatus or similar apparatus, an image processing device is provided with a capability of surely identifying confidential or secrecy documents which should be protected from unauthorized persons. The confidential or inhibited documents are provided with inhibition patterns by printing or copying over the entire surfaces thereof. The device prevents image data representative of this kind of documents from being improperly copied, transferred, stored or input.