Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8530777 | Welding purge control using electronic flow control | Kevin Silk, Richard A. Ales, William Michael Ponikvar, Michael Mussig | 2013-09-10 |
| 5223686 | Orbital welding apparatus with safety interlock | Ernest A. Benway, Theodore J. Gausman, Charles N. Richards, Michael Mussig | 1993-06-29 |