Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5310988 | Electrode for high current density plasma arc torch | Richard W. Couch, Jr., Lifeng Luo, Zhipeng Lu, Patrik Backander, John Sobr | 1994-05-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5310988 | Electrode for high current density plasma arc torch | Richard W. Couch, Jr., Lifeng Luo, Zhipeng Lu, Patrik Backander, John Sobr | 1994-05-10 |