Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7326874 | Vented shield system for a plasma arc torch | Kevin Horner-Richardson, Roger W. Hewett | 2008-02-05 |
| D511663 | Retainer cap for a plasma arc torch | Roger W. Hewett, William Wakefield | 2005-11-22 |
| 6914211 | Vented shield system for a plasma arc torch | Kevin Horner-Richardson, Roger W. Hewett | 2005-07-05 |
| D505309 | Drag cap for a plasma arc torch | Carl R. Mack, Kevin Horner-Richardson | 2005-05-24 |
| D501632 | Vented shield for a plasma arc torch | Roger W. Hewett, William Wakefield, Walter Stark | 2005-02-08 |
| D497373 | Gouging cap for a plasma arc torch | Roger W. Hewett | 2004-10-19 |
| D496951 | Mechanized cap for a plasma arc torch | Carl R. Mack, Kevin Horner-Richardson | 2004-10-05 |
| D495348 | Ohmic clip | — | 2004-08-31 |
| D493183 | Deflector cap for a plasma arc torch | Roger W. Hewett | 2004-07-20 |