Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10912183 | Swirl ring and contact element for a plasma arc torch cartridge | Yu Zhang, Zheng Duan, Michael Scheller, David Agan, Steven Moody +2 more | 2021-02-02 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10912183 | Swirl ring and contact element for a plasma arc torch cartridge | Yu Zhang, Zheng Duan, Michael Scheller, David Agan, Steven Moody +2 more | 2021-02-02 |