CI

Charles W. Ulmer, II

📍 Johnstown, PA: #10 of 24 inventorsTop 45%
🗺 Pennsylvania: #989 of 4,367 inventorsTop 25%
Overall (1997): #166,582 of 185,788Top 90%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5629404 Impact resistant polymers based on bisphenol-A-polycarbonate Douglas A. Smith 1997-05-13