Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6779704 | Friction stir welding of metal matrix composites, ferrous alloys, non-ferrous alloys, and superalloys using a superabrasive tool | Tracy W. Nelson, Carl D. Sorensen, Paul Allen Felter | 2004-08-24 |
| 6732901 | Anvil for friction stir welding high temperature materials | Tracy W. Nelson, Carl D. Sorensen | 2004-05-11 |