Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11986900 | Cathode seated liquid coolant tube for a plasma arc cutting system | Harshawardhan Jogdand, Oliver J. Murphy, Jeremy Beliveau, Stephen M. Dunbar | 2024-05-21 |
| 11420286 | Consumable designs for a plasma arc torch | Harshawardhan Jogdand, Oliver J. Murphy, Raifer Allen | 2022-08-23 |
| 10610983 | Cooling plasma cutting systems and related systems and methods | Brenda Melius, Brian J. Currier | 2020-04-07 |
| 10610953 | Systems and methods for providing power for plasma arc cutting | Wayne Chin, Norman LeBlanc, Christopher S. Passage, Shane M. Selmer | 2020-04-07 |
| 9950387 | Plasma torch power circuit and cooling system | Brian J. Currier, Boris Mandadzhiev | 2018-04-24 |
| D815596 | Power supply | Brian J. Currier, Peter J. Twarog, Brenda Melius, Scott A. Leonard, Matthew C. Harris | 2018-04-17 |
| 9510436 | Wide bandgap semiconductor based power supply assemblies for plasma operating systems and related methods and devices | Dennis M. Borowy, Qinghua Liu, Yu Zhang, Michael Hoffa | 2016-11-29 |
| 9148053 | Flux saturation controller | Norm LeBlanc, Paul Tillman, Wayne Chin | 2015-09-29 |
| 8809728 | Method and apparatus for automatic gas control for a plasma arc torch | Aaron D. Brandt, Christopher S. Passage, Shane M. Selmer, Guy T. Best, Stephen M. Liebold +2 more | 2014-08-19 |
| 8541710 | Method and apparatus for automatic gas control for a plasma arc torch | Aaron D. Brandt, Christopher S. Passage, Shane M. Selmer, Guy T. Best, Stephen M. Liebold +2 more | 2013-09-24 |
| 6861936 | Autotransformer-based system and method of current harmonics reduction in a circuit | — | 2005-03-01 |
| 6498736 | Harmonic filter with low cost magnetics | — | 2002-12-24 |
| 5892352 | Synchronization of the switching action of hysteresis current controlled parallel connected power electronics systems | Johann Kolar, Ned Mohan | 1999-04-06 |
| 5656924 | System and method for providing harmonic currents to a harmonic generating load connected to a power system | Ned Mohan, Vernon D. Albertson | 1997-08-12 |