Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5742236 | Electronic code locking mechanism, especially the deactivation of a motor drive interlock | Wolfgang Ziegler | 1998-04-21 |
| 5684549 | Display device with electro-optic cell especially for an automotive dashboard | Manfred Barth | 1997-11-04 |
| 5578985 | Hybrid display instrument, particularly for use in an automobile instrument panel | Wolfgang Ziegler | 1996-11-26 |
| 4630894 | Multi-colored liquid crystal display with color transflector and color filter | — | 1986-12-23 |