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:
Oct. 19, 1999
Filed:
Mar. 06, 1996
Applicant:
Inventor:
Eiji Itako, Sakado, JP;
Assignee:
Kabushiki Kaisha Nippon Conlux, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06K / ;
U.S. Cl.
CPC ...
382135 ; 194209 ; 902-7 ;
Abstract
A papers discriminating device which improves the accuracy in true or false judgment of imitation papers which are made by pasting parts of genuine papers on other papers. To a conventional process, a process is added in which the colors and shades of paper detected by a sensor are taken and analyzed by a CPU, the number of peaks of the entire shades and characteristic parts of the paper is examined for truth or falsehood by the CPU on the basis of the number of peaks of the shades, a ratio of peak level difference, and a combination pattern of the peak position and peak level.