Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9498839 | Welding apparatus with automated welding wire retraction | Edward Hillen, David Kempert | 2016-11-22 |
| 9024229 | Method for optimizing weld performance | Marie A. Quintana, Vaidyanath Rajan | 2015-05-05 |
| 8410398 | Method and apparatus for characterizing a welding output circuit path | Tom Matthews | 2013-04-02 |
| 7683290 | Method and apparatus for characterizing a welding output circuit path | Tom Matthews | 2010-03-23 |