Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9061370 | Friction stir welding using a superabrasive tool | Tracy W. Nelson, Scott M. Packer, Paul Allen Felter | 2015-06-23 |
| 6811632 | Friction stir welding of polymeric materials | Tracy W. Nelson, Clark Joseph Johns | 2004-11-02 |