Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9731372 | Modified series arc welding and improved control of one sided series arc welding | Timothy M. O'Donnell, Stephen R. Cole | 2017-08-15 |
| 8895896 | Modified series arc welding and improved control of one sided series arc welding | Timothy M. O'Donnell, Stephen R. Cole | 2014-11-25 |
| 8519302 | Electric arc welder | Russell K. Myers, Timothy M. O'Donnell | 2013-08-27 |
| 7105773 | Electric arc welder | Russell K. Myers, Timothy M. O'Donnell | 2006-09-12 |