EK

Edwin R. Knerr

KA Kvaerner Oilfield Products A.S.: 1 patents #1 of 7Top 15%
📍 Houston, TX: #144 of 1,307 inventorsTop 15%
🗺 Texas: #1,050 of 8,731 inventorsTop 15%
Overall (2004): #66,505 of 270,089Top 25%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6679330 Tubing hanger with ball valve Dewey Craig Compton 2004-01-20
6675900 Crossover tree system David Baskett 2004-01-13