Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8016037 | Drilling rigs with apparatus identification systems and methods | Robert Bloom, Leon Ellison, Reinhold Kammann, Clive Lam, Guy L. McClung, III | 2011-09-13 |
| 7958715 | Chain with identification apparatus | Nathan Kinert, Leon Ellison, Reinhold Kammann, Clive Lam, Guy L. McClung, III | 2011-06-14 |
| 7946356 | Systems and methods for monitored drilling | William L. Koederitz, Michael Porche, Graham Watson, Aaron C. Cooke, Leon Ellison +3 more | 2011-05-24 |