RE

Robert L. Ewen

📍 Houston, TX: #334 of 1,307 inventorsTop 30%
🗺 Texas: #2,374 of 8,731 inventorsTop 30%
Overall (2004): #128,108 of 270,089Top 50%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6758289 Method and apparatus for hydrocarbon subterranean recovery Wayne Leroy Kelley, Andrew Ashby, Robert H. Trent 2004-07-06