JK

Joseph R. Kopfman

📍 Platteville, CO: #14 of 27 inventorsTop 55%
🗺 Colorado: #24,093 of 40,980 inventorsTop 60%
Overall (All Time): #3,731,734 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5697439 Assembly and method for hanging elongated tubing in well bore Jimmy R. Kopfman, Dale Moulton 1997-12-16