DN

David L. Nevels

BH Baker Hughes Holdings: 3 patents #995 of 3,522Top 30%
HC Hughes Tool Company: 1 patents #83 of 224Top 40%
📍 Kyle, TX: #53 of 223 inventorsTop 25%
🗺 Texas: #33,546 of 125,132 inventorsTop 30%
Overall (All Time): #1,212,867 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9074437 Actuation and release tool for subterranean tools Jason C. Stingerie, Louis M. Gambertoglio 2015-07-07
8517114 Mechanical lock with pressure balanced floating piston Louis M. Gambertoglio 2013-08-27
4842069 Apparatus and method for cementing a liner in a well bore John L. Baugh 1989-06-27
4598774 Setting tool with retractable torque fingers John L. Baugh 1986-07-08