Gemological Appraisal Association, Inc.

Calculating rank

USPTO Granted Patents = 6

Trademarks = 19

Forward Citations = 22

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5 inventors (with patents filed for the assignee):

Angelo W Palmieri (4 out of 7 patents)

Donald A Palmieri (4 out of 5 patents)

Yu Sun (2 out of 2 patents)

4. Mohamad Ellawand (2 out of 2 patents)

5. James Gleason (1 out of 1 patent)

6 patents: Sort by Forward Citations

1. 12629799 - Gemstone centering device (2026-05-19),

2. 10036711 - Gemstone registration and recovery system, and systems for evaluating the light performance of a gemstone and capturing forensic characteristics of a gemstone (2018-07-31),

3. 9746422 - Gemstone registration and recovery system, and systems for evaluating the light performance of a gemstone and capturing forensic characteristics of a gemstone (2017-08-29),

4. 9128062 - Gemstone registration system (2015-09-08),

5. 8744188 - Gem pattern matching algorithm to determine the percentage match of a target gem pattern to a database of gem patterns (2014-06-03),

6. 8270719 - Gem pattern matching algorithm to determine the percentage match of a target gem pattern to a database of gem patterns (2012-09-18),

Company Overview

Gemological Appraisal Association, Inc. (GAA) is a leading organization in the field of gemological appraisals. With a team of certified gemologists, GAA provides accurate and detailed appraisals for various types of gemstones and jewelry. Their expertise and professional services ensure trust and confidence for clients seeking appraisal services.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

6 Patents

#1,029 in New York, NY

#2,698 in New York

#45,030 in US

New York, NY, United States of America