JH

John A. Haeber

VO Vetco Offshore: 1 patents #9 of 38Top 25%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,297,949 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5363696 Method and arrangement for oil well test system David Cardellini, Michael P. Biencourt, Jeffrey P. Taylor, John A. DeVires 1994-11-15
4550936 Marine riser coupling assembly John K. Rains, Brad D. Beitler, George S. Kukuchek 1985-11-05