Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5667706 | Apparatus and method for laser welding the inner surface of a tube | William E. Pirl, William G. Cole, Rodney A. Lutz, Frank X. Ponko | 1997-09-16 |
| 5359172 | Direct tube repair by laser welding | Larry M. Kozak, Richard A. Miller | 1994-10-25 |