Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8051909 | Method and apparatus for positioning the proximal end of a tubular string above a spider | Jeremy Richard Angelle, Donald E. Mosing, Vernon Bouligny, Hans-Weddo Schmidt, Richard Wiggins | 2011-11-08 |