Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5198635 | Plasma arc welding adapted to ID ellipsoid process | Gregory P. Zolton, II, John F. Bushkill, Louis S. Slimak | 1993-03-30 |
| 4747886 | Tube fin removal robot | Allyn E. Haase, Ralph E. Spada | 1988-05-31 |