Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11524358 | Mechanical performance of al-steel weld joints | David R. Sigler, Blair E. Carlson, Michael J. Karagoulis | 2022-12-13 |
| 11471972 | Combined stackup apparatus for resistance spot welding | David R. Sigler, Robert T. Szymanski | 2022-10-18 |
| 11364563 | Method for resistance spot welding a stacked assembly of dissimilar metal workpieces and a resistance spot welded stack assembly of dissimilar metals | — | 2022-06-21 |