Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10279435 | Stick electrode | Joseph Kenneth Zalokar, David Christopher Fedor, Janet Morse | 2019-05-07 |
| 8791389 | Electric arc welding wire | Teresa Melfi | 2014-07-29 |
| 7678203 | Welding flux | Patrick J. Coyne | 2010-03-16 |
| 7405377 | Method for testing undercut on the inner diameter of pipe welds | Patrick J. Coyne | 2008-07-29 |