Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9288887 | Plasma arc torch with secondary starting circuit and electrode | Roger Hewitt, Ken Isenor, Christopher J. Conway | 2016-03-15 |
| 6350960 | Parts-in-place safety reset circuit and method for contact start plasma-arc torch | — | 2002-02-26 |
| 5305185 | Coplanar heatsink and electronics assembly | Victor M. Samarov, Joseph A. DeCarolis, Raoji Patel, Gerald J. Piche, Glenn SKUTT | 1994-04-19 |