Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9581888 | Projection apparatus | Eberhard Piehler, Gudran Schroeter, Guenther Benedix, Gertrud Blei | 2017-02-28 |
| 8992025 | Rear projection apparatus and method for a rear projection apparatus | Eberhard Piehler, Gudrun Schroeter, Guenther Benedix, Gertrud Blei | 2015-03-31 |
| 8888718 | Joint stability arrangement and method | Robert A. Siston, Cornel C. Van Gorp, Horst E. Maack | 2014-11-18 |