RS

Robert J. Spillar

📍 Tulsa, OK: #825 of 2,344 inventorsTop 40%
🗺 Oklahoma: #4,502 of 12,736 inventorsTop 40%
Overall (All Time): #2,331,268 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4838595 Reel lifting device — 1989-06-13
4568035 Oilfield cable service trailer James P. Ruch 1986-02-04