Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6710300 | Contact tip assembly for mig gun | Richard Martin Hutchison, Richard Beeson, Lin Zhang, James Lee Uecker, Todd Earl Holverson | 2004-03-23 |
| 6559416 | Alternate current path for mig gun | Richard Martin Hutchison, Richard Beeson, Lin Zhang, James Lee Uecker, Todd Earl Holverson | 2003-05-06 |
| 6399912 | Method and apparatus for submerged arc welding | David Lease | 2002-06-04 |