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

Walter Kosar — 1 Patent in 2021

AFArkema France: 1 patents #54 of 164Top 35%
PGPolytec Gmbh: 1 patents #1 of 5Top 20%
Pottstown, PA: #20 of 41 inventorsTop 50%
Pennsylvania: #2,483 of 7,685 inventorsTop 35%
Overall (2021): #217,132 of 548,734Top 40%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10987639 Amphiphilic diblock copolymer and use of same for producing polymeric filter membranes Olivier Lorain, Sébastien Marcellino, Francois Beaume, Pierre Gerard 2021-04-27