Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10610953 | Systems and methods for providing power for plasma arc cutting | Wayne Chin, Girish R. Kamath, Norman LeBlanc, Christopher S. Passage | 2020-04-07 |
| 8809728 | Method and apparatus for automatic gas control for a plasma arc torch | Aaron D. Brandt, Christopher S. Passage, Girish R. Kamath, Guy T. Best, Stephen M. Liebold +2 more | 2014-08-19 |
| 8541710 | Method and apparatus for automatic gas control for a plasma arc torch | Aaron D. Brandt, Christopher S. Passage, Girish R. Kamath, Guy T. Best, Stephen M. Liebold +2 more | 2013-09-24 |