Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7456373 | Welder with front mount fan | Bryan Andersen | 2008-11-25 |
| 7422452 | Power plug adapter | Richard Mark Achtner | 2008-09-09 |
| 7381924 | Method and apparatus to adaptively cool a welding-type system | Alan Edward Stein, David Werba, LeRoy H. Lauer, Jr., Justin L. Paquette, Michael Allen Sammons | 2008-06-03 |
| 7329833 | System for improved high-frequency arc starting of a welding process | Richard Martin Hutchison | 2008-02-12 |
| 7301122 | Inline spark gap assembly | Justin L. Paquette | 2007-11-27 |
| 7040931 | Power plug adapter | Richard Mark Achtner | 2006-05-09 |
| 6720527 | Power cord for a welding-type power supply | Richard Mark Achtner, Michael Allen Sammons | 2004-04-13 |
| 6347025 | Ground fault protection method and apparatus | Mark Ulrich | 2002-02-12 |