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:
Nov. 01, 2022
Filed:
Dec. 19, 2016
Denso Wave Incorporated, Aichi-pref., JP;
Terrara Code Research Institute, Inc., Tokai, JP;
Nobuyuki Teraura, Tokai, JP;
DENSO WAVE INCORPORATED, Aichi-pref., JP;
TERRARA CODE RESEARCH INSTITUTE, INC., Tokai, JP;
Abstract
Provided is an optical code that retains compatibility with existing optical codes and is used for recording information different from the information recorded under prescribed conditions. Also provided are a method and a device for reading the optical code. The optical code includes a plurality of light color modules of a light color and a plurality of dark color modules of a dark color to record first data. At least the light color modules or the dark color modules are made up of a first module and a second module having different reflectance for light of a predetermined wavelength. Second data is recorded in a pattern of the first and second modules.