Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7106458 | Device for detecting edges of sheet-shaped materials | Jochen Graeber, Hartwig Huelz | 2006-09-12 |
| 4595864 | Method of generating current pulses for operating a light-emitting diode and circuit arrangement for carrying out the method | Gunther Stiefelmeyer | 1986-06-17 |