Issued Patents All Time
Showing 25 most recent of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11897061 | Engine driven welder | Edward A. Enyedy, Adam M. Hruska, Erik C. Miller, Steven R. Sumner | 2024-02-13 |
| 11673202 | Welding system and method of welding | Lifeng Luo, Matthew J. Krueger | 2023-06-13 |
| 11440121 | Dual wire welding or additive manufacturing system and method | Steven R. Peters, Matthew A. Weeks, Bruce J. Chantry, Alexander J. Stergios | 2022-09-13 |
| 11285557 | Dual wire welding or additive manufacturing system | Alexander C. Mehlman, Steven R. Peters, Matthew A. Weeks, Bruce J. Chantry, Bradford W. Petot | 2022-03-29 |
| 11181891 | Relating welding wire to a power source | Joseph A. Daniel, Matthew A. Albright, Bruce J. Chantry, Steven R. Peters | 2021-11-23 |
| 10857613 | System and method for real-time computation and reporting of welding machine performance and metrics | Matthew J. Krueger, Lifeng Luo | 2020-12-08 |
| 10744587 | Welding system and method of welding | Lifeng Luo, Matthew J. Krueger | 2020-08-18 |
| 10668551 | High reliability modular welding power supply system | Lifeng Luo | 2020-06-02 |
| 10608888 | Relating an operator to a power source | Joseph A. Daniel, Bruce J. Chantry, William T. Matthews | 2020-03-31 |
| 10300549 | Intelligent waveform selection for a welding system having particular electrical output characteristics | Bruce J. Chantry, Joseph A. Daniel | 2019-05-28 |
| 10071434 | Intelligent waveform selection for a welding system having particular electrical output characteristics | Bruce J. Chantry, Joseph A. Daniel | 2018-09-11 |
| 9956639 | Modular power source for electric ARC welding and output chopper | Lifeng Luo | 2018-05-01 |
| 9855620 | Welding system and method of welding | Lifeng Luo, Matthew J. Krueger | 2018-01-02 |
| 9839967 | System and method for real-time computation and reporting of welding machine performance and metrics | Matthew J. Krueger, Lifeng Luo | 2017-12-12 |
| 9751150 | Power source for electric arc welding | Joseph A. Daniel, Lifeng Luo | 2017-09-05 |
| 9647555 | Chopper output stage for arc welder power source | Theresa Spear | 2017-05-09 |
| 9333584 | Modified phase shifted gate drive | Robert L. Dodge, Lifeng Luo | 2016-05-10 |
| 8829869 | Dynamic power factor correction and dynamic control for converter in power supply | Matthew J. Krueger, Lifeng Luo | 2014-09-09 |
| 8785816 | Three stage power source for electric arc welding | Li Luo | 2014-07-22 |
| 8581147 | Three stage power source for electric ARC welding | Lifeng Luo | 2013-11-12 |
| 8525495 | Input current generator for buck-boost circuit control | Paul Werle | 2013-09-03 |
| 8354827 | Controller for a buck-boost circuit | Paul Werle | 2013-01-15 |
| 8269141 | Power source for electric arc welding | Joseph A. Daniel, Lifeng Luo | 2012-09-18 |
| 7796005 | Power source for plasma device | George D. Blankenship, Robert L. Dodge, Lifeng Luo | 2010-09-14 |
| 7573000 | Power source for plasma device | George D. Blankenship, Robert L. Dodge, Lifeng Luo | 2009-08-11 |