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:
Jan. 03, 2006
Filed:
Jun. 09, 1999
Applicants:
Humio Inaba, Sendai, JP;
Balasigamani Devaraj, Yamagata, JP;
Masashi Usa, Miyagi, JP;
Inventors:
Assignee:
Natec Incorporated, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 19/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
An information carrier medium includes at least first and second sheet members () each having first and second surfaces opposite to each other and laminated together with the first surface of the first sheet member bonded to the first surface of the second sheet member. A security indicium () is formed on at least one of the first surfaces of the respective first and second sheet members (). The security indicium is made of at least one inking material of a kind capable of responding to a coherent light when irradiated thereby. An electro-optical reader for reading the security indicium () is also disclosed.