Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11426820 | Hot-formed previously welded steel part with very high mechanical resistance and production method | Qingdong Yin, Francis Schmit, Wolfram Ehling | 2022-08-30 |
| 10919117 | Hot-formed previously welded steel part with very high mechanical resistance and production method | Qingdong Yin, Francis Schmit, Wolfram Ehling | 2021-02-16 |
| 10828729 | Hot-formed previously welded steel part with very high mechanical resistance and production method | Qingdong Yin, Francis Schmit, Wolfram Ehling | 2020-11-10 |