PR

Paul D. Ringgenberg

HS Halliburton Energy Services: 2 patents #47 of 332Top 15%
📍 Carrollton, TX: #4 of 53 inventorsTop 8%
🗺 Texas: #960 of 8,064 inventorsTop 15%
Overall (2005): #39,862 of 245,428Top 20%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6966386 Downhole sealing tools and method of use Gregory W. Vargus, Lee W. Stepp, Donald R. Smith, Ronald L. Hinkie, Don S. Folds 2005-11-22
6848189 Method and apparatus for measuring a distance Gordon L. Moake 2005-02-01