DB

David S. Barmby

SP Sun Oil Company Of Pennsylvania: 1 patents #6 of 18Top 35%
📍 Media, PA: #239 of 402 inventorsTop 60%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #4,100,282 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4300015 Crystalline alumino-silicate zeolites containing polyvalent metal cations Francis Kirsch, John D. Potts 1981-11-10