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:
Aug. 01, 2000
Filed:
Mar. 13, 1997
Applicant:
Inventors:
Naofumi Yamamoto, Tokyo, JP;
Hidekazu Sekizawa, Yokohama, JP;
Haruko Kawakami, Yokohama, JP;
Kazuhiko Higuchi, Kawasaki, JP;
Assignee:
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B42D / ;
U.S. Cl.
CPC ...
283 75 ; 283 94 ; 283107 ; 283110 ; 283112 ; 428195 ; 428913 ; 428914 ;
Abstract
An image recording system superimposes, on an original image, an additional image which is same as at least any one of visible characters, symbols and numerals recorded on a recorded product and records the superimposed image on the recorded product as an image for certification. The additional image superimpose-recorded on the recorded product cannot visually be recognized and it is permitted to be visible when a universal optical filter is used.