DS

David Song

UG United States Gypsum: 2 patents #163 of 432Top 40%
MH Medstar Health: 1 patents #6 of 45Top 15%
📍 Vernon Hills, IL: #256 of 549 inventorsTop 50%
🗺 Illinois: #26,653 of 84,256 inventorsTop 35%
Overall (All Time): #1,413,370 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11317659 Post-operative bra 2022-05-03
10053860 Gypsum wallboard with reinforcing mesh Alfred C. Li, Yijun Sang 2018-08-21
9840843 Gypsum products with improved glass fiber mat Alfred C. Li, Wei Xu, Mark B. Scalf 2017-12-12