Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6791056 | Projection welding of an aluminum sheet | Edward P. Patrick, Donald J. Spinella | 2004-09-14 |
| 6506998 | Projection welding of an aluminum sheet | Edward P. Patrick, Donald J. Spinella | 2003-01-14 |
| 6323453 | Low inertia bearing for resistance seam welding wheel | — | 2001-11-27 |
| 6281466 | Projection welding of an aluminum sheet | Edward P. Patrick, Donald J. Spinella | 2001-08-28 |