Issued Patents All Time
Showing 1–10 of 10 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 |
| 10987869 | Continuous pull three-dimensional printing | Jeff Linnell, Jonathan Proto, Brandon Kruysman | 2021-04-27 |
| 10912183 | Swirl ring and contact element for a plasma arc torch cartridge | Yu Zhang, Jesse A. Roberts, Zheng Duan, Michael Scheller, David Agan +2 more | 2021-02-02 |
| 10399272 | Continuous pull three-dimensional printing | Jeff Linnell, Jonathan Proto, Brandon Kruysman | 2019-09-03 |
| 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 |
| 10314155 | Asymmetric consumables for a plasma arc torch | Shreyansh Patel, Clifford G. Darrow, David Agan, Martin Higgens, E. Michael Shipulski | 2019-06-04 |
| 9462670 | Diffuser shape vent slots in a hand torch shield castellation | Shreyansh Patel, Zheng Duan, Nicholas Pecor | 2016-10-04 |
| 6372129 | Cleaning grease and oils from waste streams | — | 2002-04-16 |
| 6168723 | Heat recovery and recovery of oils from waste streams containing water, oils and food solids | — | 2001-01-02 |