Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11198191 | Manual welding apparatus having an automatic wire retract method | Edward Hillen | 2021-12-14 |
| 10562124 | Welding apparatus with automated welding retraction | Edward Hillen, Joseph A. Daniel | 2020-02-18 |
| 9821400 | Manual welding apparatus having an automatic wire retract method | Edward Hillen | 2017-11-21 |
| 9498839 | Welding apparatus with automated welding wire retraction | Edward Hillen, Joe Daniel | 2016-11-22 |