Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10462891 | Cost effective cartridge for a plasma arc torch | Yu Zhang, Zheng Duan, Mahyar Esmaili, Mike Kornprobst, Brett A. Hansen | 2019-10-29 |
| 10335888 | Swirl ring and contact element for a plasma arc torch cartridge | Yu Zhang, Jesse A. Roberts, Zheng Duan, Michael Scheller, David Agan +2 more | 2019-07-02 |
| 10321551 | Cost effective cartridge for a plasma arc torch | Yu Zhang, Zheng Duan, Mahyar Esmaili, Mike Kornprobst, Brett A. Hansen | 2019-06-11 |