Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8752636 | Tubular handling apparatus | Martin Liess, John D. Hooker, II, Thomas Kotschy, Andreas Carlsson | 2014-06-17 |
| 8365834 | Tubular handling apparatus | Martin Liess, John D. Hooker, II, Thomas Kotschy, Andreas Carlsson | 2013-02-05 |