Issued Patents All Time
Showing 1–25 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1077740 | Wireless charger | Xiping Zhao | 2025-06-03 |
| D1062621 | Wireless charger | — | 2025-02-18 |
| D1023916 | Wireless charger | Xiping Zhao | 2024-04-23 |
| D1002950 | Practice board for makeup | Dong Li | 2023-10-24 |
| 11673202 | Welding system and method of welding | Todd E. Kooken, Matthew J. Krueger | 2023-06-13 |
| D988606 | Makeup palette | Dong Li | 2023-06-06 |
| 10857613 | System and method for real-time computation and reporting of welding machine performance and metrics | Todd E. Kooken, Matthew J. Krueger | 2020-12-08 |
| 10744587 | Welding system and method of welding | Todd E. Kooken, Matthew J. Krueger | 2020-08-18 |
| 10668551 | High reliability modular welding power supply system | Todd E. Kooken | 2020-06-02 |
| 10280972 | Groove-type dynamic pressure gas radial bearing | — | 2019-05-07 |
| 10274007 | Hybrid dynamic pressure gas thrust bearing | — | 2019-04-30 |
| 10228015 | Hybrid dynamic pressure gas radial bearing | — | 2019-03-12 |
| 9956639 | Modular power source for electric ARC welding and output chopper | Todd E. Kooken | 2018-05-01 |
| 9855620 | Welding system and method of welding | Todd E. Kooken, Matthew J. Krueger | 2018-01-02 |
| 9839967 | System and method for real-time computation and reporting of welding machine performance and metrics | Todd E. Kooken, Matthew J. Krueger | 2017-12-12 |
| 9751150 | Power source for electric arc welding | Joseph A. Daniel, Todd E. Kooken | 2017-09-05 |
| 9333584 | Modified phase shifted gate drive | Robert L. Dodge, Todd E. Kooken | 2016-05-10 |
| 8829869 | Dynamic power factor correction and dynamic control for converter in power supply | Todd E. Kooken, Matthew J. Krueger | 2014-09-09 |
| 8742293 | Inverter output rectifier circuit | Matthew J. Krueger | 2014-06-03 |
| 8742295 | Inverter output rectifier circuit | Matthew J. Krueger | 2014-06-03 |
| 8704130 | Auxiliary power supply for a welding machine | — | 2014-04-22 |
| 8581147 | Three stage power source for electric ARC welding | Todd E. Kooken | 2013-11-12 |
| 8426772 | Auxiliary power supply for a welding machine | — | 2013-04-23 |
| 8269141 | Power source for electric arc welding | Joseph A. Daniel, Todd E. Kooken | 2012-09-18 |
| 7796005 | Power source for plasma device | George D. Blankenship, Robert L. Dodge, Todd E. Kooken | 2010-09-14 |