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:
May. 16, 2023
Filed:
Sep. 27, 2017
3m Innovative Properties Company, St. Paul, MN (US);
Michael A. McCoy, St. Paul, MN (US);
Glenn E. Casner, Woodbury, MN (US);
Anne C. Gold, South St. Paul, MN (US);
Silvia Geciova-Borovova Guttmann, St. Paul, MN (US);
Charles A. Shaklee, Stillwater, MN (US);
Robert W. Shannon, Stillwater, MN (US);
Gautam Singh, Woodbury, MN (US);
Guruprasad Somasundaram, St. Paul, MN (US);
Andrew H. Tilstra, Shoreview, MN (US);
John A. Wheatley, Stillwater, MN (US);
Caroline M. Ylitalo, Stillwater, MN (US);
Arash Sangari, Frisco, TX (US);
Alexandra R. Cunliffe, St. Paul, MN (US);
Jonathan D. Gandrud, Woodbury, MN (US);
Kui Chen-Ho, Woodbury, MN (US);
Travis L. Potts, Woodbury, MN (US);
Maja Giese, Erkelenz, DE;
Andreas M. Geldmacher, Dormagen, DE;
Katja Hansen, Düsseldorf, DE;
Markus G. W. Lierse, Moenchengladbach, DE;
Neeraj Sharma, Woodbury, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
The present disclosure includes in one instance an optical article comprising a data rich plurality of retroreflective meats that are configured in a spatially defined arrangement, where the plurality of retroreflective elements comprise retroreflective elements having at least two different retroreflective properties, and where data rich means information that is readily machine interpretable. The present disclosure also includes a system comprising the previously mentioned optical article, an optical system, and an inference engine for interpreting and classifying the plurality of retroreflective elements wherein the optical system feeds data to the inference engine.