Assignee
GEMOLOGICAL INST OF AMERICA INC
US·6 granted patents·4 pending applications·29 citations·filing 2015–2025
Top patents by PatentIndex Score
10 records- 0197US10107757B2Apparatus and method for fluorescence grading of gemstonesGEMOLOGICAL INST OF AMERICA INC·Filed 2015·Granted Oct 23, 2018·15 cites·32 claims
- 0297US9678018B2Apparatus and method for assessing optical quality of gemstonesGEMOLOGICAL INST OF AMERICA INC·Filed 2015·Granted Jun 13, 2017·14 cites·22 claims
- 0389US12270765B2Apparatus and method for assessing optical quality of gemstonesGEMOLOGICAL INST OF AMERICA INC·Filed 2024·Granted Apr 8, 2025·0 cites·16 claims
- 0476US12399131B2Detection and grading of the effect of blue fluorescence on diamond appearancesGEMOLOGICAL INST OF AMERICA INC·Filed 2024·Granted Aug 26, 2025·0 cites·18 claims
- 0573US2025224338A1Luminescence imaging for gemstone screeningGEMOLOGICAL INST OF AMERICA INC·Filed 2025·Application pending·0 cites
- 0668US12360049B2Surface analysis of gemstonesGEMOLOGICAL INST OF AMERICA INC·Filed 2023·Granted Jul 15, 2025·0 cites·20 claims
- 0763US2025208053A1Imaging systems and related methodsGEMOLOGICAL INST OF AMERICA INC·Filed 2024·Application pending·0 cites
- 0857US11474078B2Fingerprinting and analyzing gemstonesGEMOLOGICAL INST OF AMERICA INC·Filed 2018·Granted Oct 18, 2022·0 cites·20 claims
- 0954US2025258038A1Sample illumination systems and related methodsGEMOLOGICAL INST OF AMERICA INC·Filed 2025·Application pending·0 cites
- 1051US2025246007A1Feature measurement for gem identificationGEMOLOGICAL INST OF AMERICA INC·Filed 2025·Application pending·0 cites
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