Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5111990 | Inertia weld notch control through the use of differential wall thicknesses | Dennis C. Stewart, Enrique E. Montero | 1992-05-12 |
| 4903887 | Inertia weld improvements through the use of staggered wall geometry | — | 1990-02-27 |