Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12280441 | Swirl ring and contact element for a plasma arc torch cartridge | Yu Zhang, Jesse A. Roberts, Zheng Duan, Michael Scheller, David Agan +2 more | 2025-04-22 |
| 12245354 | Swirl control through electrode geometry | Faraz Mehdi, Yu Zhang, Brenda Melius, Jesse A. Roberts, David J. Cook | 2025-03-04 |