DD

Douglas H. Davis

PI Ppg Industries: 1 patents #662 of 1,216Top 55%
📍 Canal Fulton, OH: #52 of 110 inventorsTop 50%
🗺 Ohio: #30,338 of 73,341 inventorsTop 45%
Overall (All Time): #2,268,808 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5611766 Transportable, modular vitrification system for the treatment of waste material Richard C. Carle, Karl M. Slevert, John E. Polcyn, David M. Bennert, Irving Williams 1997-03-18
4211568 Storable glass batch composition 1980-07-08