JP

Johnnie R. Pierce

PP Phillips Petroleum: 1 patents #819 of 1,401Top 60%
📍 Nowata, OK: #13 of 19 inventorsTop 70%
🗺 Oklahoma: #6,781 of 12,736 inventorsTop 55%
Overall (All Time): #3,673,342 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5705731 Reactivation of hydrocarbon isomerization catalysts Fan-Nan Lin, John D. Cowan 1998-01-06