Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4395750 | Operating room light | Alois Rieth, Bruno Sebralla, Walter Wohlfart | 1983-07-26 |
| 4286839 | Light directing control system, particularly for medical operating and diagnostic use | Karl F. Ilzig | 1981-09-01 |