SD

Steven R. Duff

NP Nps Pharmaceuticals: 2 patents #5 of 14Top 40%
📍 De Soto, KS: #1 of 2 inventorsTop 50%
🗺 Kansas: #28 of 472 inventorsTop 6%
Overall (1997): #23,701 of 185,788Top 15%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5648540 Amine preparation Bradford C. VanWagenen, William A. Nelson, Thomas E. D'Ambra 1997-07-15
5633404 N-((R)-.alpha.-methyl-3-methoxybenzyl)-3-(2-chlorobenzene)propanamide Bradford C. VanWagenen, William A. Nelson 1997-05-27