Issued Patents All Time
Showing 51–56 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7546882 | Stand compensator | Jimmy L. Hollingsworth, Kevin Wood | 2009-06-16 |
| 7503397 | Apparatus and methods of setting and retrieving casing with drilling latch and bottom hole assembly | Richard L. Giroux, Albert C. Odell, II, Gary Thompson, David M. Haugen, Tuong Thanh Le +2 more | 2009-03-17 |
| 7448456 | Adjustable rotating guides for spider or elevator | David Shahin | 2008-11-11 |
| 7143849 | Flush mounted spider | David Shahin | 2006-12-05 |
| 6994176 | Adjustable rotating guides for spider or elevator | David Shahin | 2006-02-07 |
| 6892835 | Flush mounted spider | David Shahin | 2005-05-17 |