Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10933458 | Stretch forming die | Dajun Zhou, Robert D. Miller, Richard J Siemen | 2021-03-02 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10933458 | Stretch forming die | Dajun Zhou, Robert D. Miller, Richard J Siemen | 2021-03-02 |