DI

Dallas D. Dupre, III

PI Ppg Industries: 2 patents #457 of 1,216Top 40%
📍 Pittsburgh, PA: #3,179 of 7,570 inventorsTop 45%
🗺 Pennsylvania: #30,495 of 74,527 inventorsTop 45%
Overall (All Time): #2,367,213 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4339323 Bipolar electrolyzer element Colonel R. Dilmore, Carl W. Raetzsch, Thomas C. Jeffery 1982-07-13
4201652 Electrolytic cell membrane sealing means — 1980-05-06