Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8256085 | System and method for classifying wire | Neal R. Nelson, Yonatan Necoechea | 2012-09-04 |
| 8042757 | Welding wire guide ring | David Barton, Herbert Matthews | 2011-10-25 |
| 7721985 | Welding wire guide ring | Paul A. Weissbrod, Herbert Matthews | 2010-05-25 |
| 7690593 | Welding wire guide ring | David Barton, Herb Matthews | 2010-04-06 |