Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5156691 | Process for improving the cold formability of heat-treatable steels | Lutz Hollenberg, Cestmir Lang | 1992-10-20 |
| 4790889 | Hot-rolled strip having a dual-phase structure | Olaf Maid, Lutz Meyer, Antonio Massip | 1988-12-13 |