DH

David Hirth

WE Weatherford/Lamb: 6 patents #2 of 133Top 2%
📍 Pasadena, TX: #1 of 17 inventorsTop 6%
🗺 Texas: #125 of 8,064 inventorsTop 2%
Overall (2005): #4,867 of 245,428Top 2%
6
Patents 2005

Issued Patents 2005

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6962206 Packer with metal sealing element Tarald Gudmestad 2005-11-08
6920927 Method and apparatus for anchoring downhole tools in a wellbore 2005-07-26
6908121 Locking arrangement for a threaded connector Tarald Gudmestad, Mark J. Murray, Gerald Pedersen 2005-06-21
6902008 Bi-directionally boosting and internal pressure trapping packing element system Gerald Pedersen, Tarald Gudmestad 2005-06-07
6877567 Expansion set liner hanger and method of setting same 2005-04-12
6866100 Mechanically opened ball seat and expandable ball seat Tarald Gudmestad, Gerald Pedersen 2005-03-15