Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10894286 | High-pressure die casting apparatus and method | Owen Michael Zelina, Xiaoping NIU | 2021-01-19 |
| 10137498 | High-pressure die casting apparatus and method | Owen Michael Zelina, Xiaoping NIU | 2018-11-27 |
| 8201428 | Multipart punch for hydro piercing | Pascal P. Charest | 2012-06-19 |