Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7874471 | Butt weld and method of making using fusion and friction stir welding | Douglas P. Fairchild, Steven J. Ford, Amit Kumar, Nathan E. Nissley, Mario L. Macia | 2011-01-25 |