Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D496951 | Mechanized cap for a plasma arc torch | Jonathan Brasseur, Carl R. Mack | 2004-10-05 |
| D496842 | Start cartridge | Shiyu Chen, Joseph P. Jones, Roger W. Hewett | 2004-10-05 |
| 6774336 | Tip gas distributor | Joseph P. Jones, Roger W. Hewett, Shiyu Chen | 2004-08-10 |
| D493682 | Handle and trigger assembly | Joseph P. Jones, Roger W. Hewett, Kevin J. Kinerson | 2004-08-03 |
| D492709 | Plasma arc torch tip with swirl holes | Joseph P. Jones, Roger W. Hewett | 2004-07-06 |
| D489953 | Torch and lead assembly | Roger W. Hewett, Christopher J. Conway, Joseph P. Jones | 2004-05-18 |
| D489235 | Torch head | Roger W. Hewett | 2004-05-04 |
| D489079 | Torch, lead and connector assembly | Kevin J. Kinerson, Joseph P. Jones, Roger Hewitt | 2004-04-27 |
| D488968 | Trigger assembly | Kevin J. Kinerson, Joseph P. Jones | 2004-04-27 |
| 6717096 | Dual mode plasma arc torch | Roger W. Hewett, Joseph P. Jones, Shiyu Chen, Fred Rogers | 2004-04-06 |
| 6703581 | Contact start plasma torch | Joseph P. Jones, Roger W. Hewett, David Small | 2004-03-09 |
| 6700091 | Plasma arc torch trigger system | Joseph P. Jones, Kevin J. Kinnerson | 2004-03-02 |
| 6689983 | Torch handle gas control | Shiyu Chen, Roger W. Hewett, Joseph P. Jones, Kevin J. Kinderson, Darrin H. MacKenzie +1 more | 2004-02-10 |
| D486368 | Torch handle | Joseph P. Jones, Roger W. Hewett, Kevin J. Kinerson | 2004-02-10 |
| 6498316 | Plasma torch and method for underwater cutting | Barry Aher, Roger W. Hewett | 2002-12-24 |
| 6337460 | Plasma arc torch and method for cutting a workpiece | Milind G. Kelkar, Jesse A. Roberts, Geoffrey H. Putnam, David Small | 2002-01-08 |
| 6163008 | Plasma arc torch | Jesse A. Roberts, David Small, Gene Hewes | 2000-12-19 |
| 5492570 | Hybrid thermal electric generator | William G. Anderson | 1996-02-20 |
| 5219516 | Thermionic generator module with heat pipes | Donald M. Ernst | 1993-06-15 |