Assignee
Inventors
- Fred J. Zutavern (8 patents)
- Guillermo M. Loubriel (7 patents)
- Malcolm T. Buttram (2 patents)
- Alan Mar (7 patents)
- Wesley D. Helgeson (2 patents)
- Martin W. O'Malley (3 patents)
- Harold P. Hjalmarson (3 patents)
- Albert G. Baca (13 patents)
- Weng W. Chow (8 patents)
- G. Allen Vawter (10 patents)