Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5714115 | Austenitic steel alloy | Markus Speidel, Peter Uggowitzer, Gerald Stein | 1998-02-03 |
| 5094699 | Method of producing a high strength and hard metallic composite layer material | Heinrich Feichtinger, Gerald Stein, Marcus O. Speidel | 1992-03-10 |