Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8960523 | Friction stir welding of dissimilar metals | Robert T. Szymanski, Mark Hall, Yen-Lung Chen | 2015-02-24 |
| 7997472 | Friction stir welding using an adhesive, copper, tin and zinc interlayer | Robert T. Szymanski, Mark Hall, Yen-Lung Chen | 2011-08-16 |