DB

David F. Bichler

PP Phillips Petroleum: 2 patents #574 of 1,401Top 45%
📍 Borger, TX: #28 of 78 inventorsTop 40%
🗺 Texas: #52,441 of 125,132 inventorsTop 45%
Overall (All Time): #2,314,014 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4988287 Combustion apparatus and method Albert F. Stegelman 1991-01-29
4946655 Seal system for a process vessel James D. Whiteside, II 1990-08-07