LD

Lewis E. Drehman

PP Phillips Petroleum: 1 patents #61 of 198Top 35%
📍 Bartlesville, OK: #46 of 142 inventorsTop 35%
🗺 Oklahoma: #101 of 552 inventorsTop 20%
Overall (1982): #46,556 of 81,411Top 60%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4333855 Promoted zinc titanate as catalytic agent Lloyd E. Gardner, Floyd E. Farha, Jr., Alan D. Eastman 1982-06-08