Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10265796 | Adaptively controlled short circuiting drawn-arc fastener welding | Christopher Hsu, Jeffrey Krupp | 2019-04-23 |
| 6407364 | Method and system for welding railroad rails | — | 2002-06-18 |
| 6278074 | Method and system for welding railroad rails | Michael J. Morlock | 2001-08-21 |
| 6201216 | Method and system for welding railroad rails | — | 2001-03-13 |