Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D809027 | Automated controller | Peter V. Brahan, Matthew C. Harris | 2018-01-30 |
| 8101882 | Plasma torch electrode with improved insert configurations | Jonathan Mather, David J. Cook, David L. Bouthillier, Stephen T. Eickhoff | 2012-01-24 |
| 6720518 | Process and apparatus for cutting or welding a workpiece | Nicholas A. Sanders, Richard W. Couch, Jr., Yong Yang, Zhipeng Lu, Robert C. Dean, Jr. +3 more | 2004-04-13 |
| 6713709 | Process and apparatus for cutting or welding a workpiece | Nicholas A. Sanders, Richard W. Couch, Jr., Yong Yang, Zhipeng Lu, Robert C. Dean, Jr. +3 more | 2004-03-30 |
| 6525291 | Process and apparatus for cutting or welding a workpiece | Nicholas A. Sanders, Richard W. Couch, Jr., Yong Yang, Zhipeng Lu, Robert C. Dean, Jr. +3 more | 2003-02-25 |
| 6028287 | Plasma arc torch position control | Christopher S. Passage, Jeffrey L. Peterson | 2000-02-22 |
| 5866872 | Plasma arc torch position control | Zhipeng Lu, Norm LeBlanc, Jeffrey L. Peterson | 1999-02-02 |
| 5695662 | Plasma arc cutting process and apparatus using an oxygen-rich gas shield | Richard W. Couch, Jr., Nicholas A. Sanders, Lifeng Luo | 1997-12-09 |
| 5635088 | Liquid cooled plasma arc torch system and method for replacing a torch in such system | Timothy M. Brewer, Jeffrey L. Peterson | 1997-06-03 |
| 5624586 | Alignment device and method for a plasma arc torch system | Nicholas A. Sanders | 1997-04-29 |
| 5591357 | Plasma arc cutting process and apparatus using an oxygen-rich gas shield | Richard W. Couch, Jr., Nicholas A. Sanders, Lifeng Luo | 1997-01-07 |
| 5396043 | Plasma arc cutting process and apparatus using an oxygen-rich gas shield | Richard W. Couch, Jr., Nicholas A. Sanders, Lifeng Luo | 1995-03-07 |
| 5317126 | Nozzle and method of operation for a plasma arc torch | Richard W. Couch, Jr., Nicholas A. Sanders, Lifeng Luo, Patrik Backander | 1994-05-31 |
| 5310988 | Electrode for high current density plasma arc torch | Richard W. Couch, Jr., Nichols A. Sanders, Lifeng Luo, Zhipeng Lu, Patrik Backander | 1994-05-10 |