Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10058949 | Resistance spot welding steel and aluminum workpieces using insertable cover | Blair E. Carlson, David R. Sigler, Robert T. Szymanski, Anil K. Sachdev | 2018-08-28 |
| 10010966 | Electrode for resistance spot welding of dissimilar metals | David R. Sigler, Blair E. Carlson, James G. Schroth, Michael J. Karagoulis | 2018-07-03 |