Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6979796 | Method and apparatus for proper alignment of components in a plasma arc torch | — | 2005-12-27 |
| 6888093 | Apparatus for proper alignment of components in a plasma arc torch | — | 2005-05-03 |
| 6677551 | Process for operating a plasma arc torch | — | 2004-01-13 |
| 6498317 | Process for operating a plasma arc torch | — | 2002-12-24 |
| 6326583 | Gas control system for a plasma arc torch | J. Travis Hardwick, David Lorin Newcomb | 2001-12-04 |
| 6163009 | Process for operating a plasma arc torch | J. Travis Hardwick | 2000-12-19 |
| 6093905 | Process for operating a plasma arc torch | J. Travis Hardwick | 2000-07-25 |
| 4795882 | Torch positioning apparatus | Joseph V. Warren, Jr. | 1989-01-03 |
| 4769524 | Plasma electrode | — | 1988-09-06 |
| 4282569 | Constant current welding power supply with an upslope starting current | Robert C. Fernicola | 1981-08-04 |