Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859541 | Safety structure | Heinz Maxeiner, Hartwig Reimann | 1989-08-22 |
| 4231793 | Nickel-base alloy | Otto Knotek, Erich Lugscheider | 1980-11-04 |
| 4188209 | Nickel-base alloy | — | 1980-02-12 |