TE

Tammy M. Elkins

PP Phillips Petroleum: 2 patents #574 of 1,401Top 45%
📍 Bartlesville, OK: #603 of 1,143 inventorsTop 55%
🗺 Oklahoma: #4,502 of 12,736 inventorsTop 40%
Overall (All Time): #2,345,324 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4704333 Pitch conversion Paul J. Cheng 1987-11-03
4600496 Pitch conversion Paul J. Cheng 1986-07-15