DS

Dwayne R. Senn

PP Phillips Petroleum: 1 patents #44 of 108Top 45%
📍 Bartlesville, OK: #29 of 79 inventorsTop 40%
🗺 Oklahoma: #137 of 631 inventorsTop 25%
Overall (1997): #157,073 of 185,788Top 85%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5618407 Catalytic cracking process utilizing a catalyst comprising aluminum borate and zirconium borate Lyle R. Kallenbach, Marvin M. Johnson 1997-04-08