YS

Yu Sun

GA Gemological Appraisal Association: 1 patents #1 of 3Top 35%
🗺 California: #24,257 of 60,394 inventorsTop 45%
Overall (2017): #180,842 of 506,227Top 40%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9746422 Gemstone registration and recovery system, and systems for evaluating the light performance of a gemstone and capturing forensic characteristics of a gemstone Angelo W. Palmieri, Donald A. Palmieri 2017-08-29