Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6112967 | Method and apparatus for cutting through a flat workpiece made of brittle material, especially glass | Heinrich Ostendarp, Christoph Hermanns, Dirk Hauer, Juergen Stein, Georg Geissler +2 more | 2000-09-05 |
| 5984159 | Method and apparatus for cutting through a flat workpiece made of brittle material, especially glass | Heinrich Ostendarp, Christoph Hermanns, Dirk Hauer, Juergen Stein, Georg Geissler +2 more | 1999-11-16 |