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

David E. Sisk

BTBulk Tank: 1 patents #1 of 1Top 100%
Bonne Terre, MO: #1 of 1 inventorsTop 100%
Missouri: #629 of 2,250 inventorsTop 30%
Overall (2017): #444,779 of 506,227Top 90%
1 Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9677672 Butterfly valve having integral gaskets for its inlet and outlet seats 2017-06-13