Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9446476 | Backing arrangement for use in friction stir welding | — | 2016-09-20 |
| 7156275 | Welding head, welding system, method and computer program for friction stir welding | — | 2007-01-02 |
| 6854632 | Welding apparatus | — | 2005-02-15 |
| 6419142 | Apparatus for friction stir welding | — | 2002-07-16 |
| 6299048 | Plant for friction stir welding | — | 2001-10-09 |
| 6264088 | Welding assembly for friction stir welding | — | 2001-07-24 |
| 6031197 | Resistance rail welding device with alignment mechanism | — | 2000-02-29 |
| 5549582 | Restriction device and coupling for selectively connecting multiple conduits meeting at a common connection location | Ulf Fahlstroem | 1996-08-27 |