AL

Alfred C. Li

UG United States Gypsum: 4 patents #4 of 48Top 9%
📍 Naperville, IL: #16 of 328 inventorsTop 5%
🗺 Illinois: #492 of 7,998 inventorsTop 7%
Overall (2018): #49,417 of 503,207Top 10%
4
Patents 2018

Issued Patents 2018

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10076853 Slurry distributor, system, and method for using same James R. Wittbold, Chris C. Lee, Naveen Punati, William J. Rago, Luis Carrazco 2018-09-18
10052793 Slurry distributor, system, and method for using same Chris C. Lee, Cesar Chan, Ronald E. Schenck, Weixin D. Song, Curt Loring +2 more 2018-08-21
10053860 Gypsum wallboard with reinforcing mesh Yijun Sang, David Song 2018-08-21
9909718 Multiple-leg discharge boot for slurry distribution James R. Wittbold, Chris C. Lee, Cesar Chan, William J. Rago, Weixin D. Song 2018-03-06