Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DG

David W. Greer — 2 Patents in 2021

UOUop: 2 patents #35 of 215Top 20%
Cary, IL: #8 of 47 inventorsTop 20%
Illinois: #1,310 of 8,822 inventorsTop 15%
Overall (2021): #169,446 of 548,734Top 35%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11033856 Multi-stage membrane systems with polymeric and microporous zeolitic inorganic membranes for gas separations Chunqing Liu, Simon E. Albo, Xueliang Dong, Mark M. Davis 2021-06-15
11007472 Adsorption vessels having reduced void volume through the use of non-porous, low-density filler material to reduce voids Bradley P. Russell, Shain-Jer Doong 2021-05-18