Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7540983 | Method of producing aspherical optical surfaces | Ernst-Dieter Knohl, Andreas Frommeyer | 2009-06-02 |
| 5902372 | Process and apparatus for processing a shredder light fraction in a melt | Norbert Ramaseder, Eduard Koppensteiner, Johannes Müller | 1999-05-11 |
| 5138484 | Mirror telescope | Hans-Joachim Juranek | 1992-08-11 |
| 4544015 | Continuous casting plant | Werner Scheurecker, Karl Holzer, Kurt Engel | 1985-10-01 |
| 4541478 | Continuous casting mould | Heinrich Thone, Richard Kasmader | 1985-09-17 |
| 4532977 | Continuous casting installation | Max Ahrens, Manfred Haissig | 1985-08-06 |
| 4505320 | Horizontal continuous casting plant | Heinrich Thone | 1985-03-19 |
| 4280552 | Driving roll stand for a continuous casting plant | Franz Bayer, Franz Kagerhuber | 1981-07-28 |