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. 26, 1999
Filed:
Feb. 07, 1997
Applicant:
Inventors:
Kenji Sano, Tokyo, JP;
Taeko I Urano, Kawasaki, JP;
Hideyuki Nishizawa, Tokyo, JP;
Mitsunaga Saito, Ichikawa, JP;
Kenji Todori, Yokohama, JP;
Assignee:
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06K / ;
U.S. Cl.
CPC ...
23546201 ; 235468 ;
Abstract
A method of reading a pattern including steps of heating or irradiating with infrared light a substrate on which a transparent pattern is formed, the pattern containing a material capable of absorbing infrared light of specific wavelength such as polyacrylonitrile, and detecting infrared light which is radiated or reflected from the pattern.
Sano, Kenji. (1999). Method of reading pattern and optical signal reader (U.S. Patent No. 5971276). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5971276
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile