Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6723954 | Straight polarity metal cored wire | Steven Edward Barhorst | 2004-04-20 |
| 6723957 | Method and apparatus for welding | Todd Earl Holverson, Lin Zhang, Steven Edward Barhorst, Jon O. Reynolds | 2004-04-20 |