OR

Orvel L. Rowlan

UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #1,899,853 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10570725 Profile measurement for underground hydrocarbon storage caverns James N. McCoy 2020-02-25
6634426 Determination of plunger location and well performance parameters in a borehole plunger lift system James N. McCoy, Augusto L. Podio, Dieter Becker 2003-10-21