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. 12, 2025
Filed:
May. 22, 2023
Applicant:
Gemological Institute of America, Inc. (Gia), Carlsbad, CA (US);
Inventors:
Jongsik Kim, Carlsbad, CA (US);
Sudhin Mandal, Carlsbad, CA (US);
Assignee:
Gemological Institute of America, Inc. (GIA), Carlsbad, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
G01N 21/87 (2006.01); G06V 10/141 (2022.01); G06V 10/145 (2022.01); G06V 20/00 (2022.01); G06V 30/14 (2022.01);
U.S. Cl.
CPC ...
G01N 21/87 (2013.01); G06V 10/141 (2022.01); G06V 10/145 (2022.01); G06V 20/95 (2022.01); G06V 30/1434 (2022.01);
Abstract
Systems and methods here may be used for capturing images of sample gemstones under structured, filtered illumination for later comparison and image matching for authentication using networked computer systems.