Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5596603 | Device for wireless transmission of digital data, in particular of audio data, by infrared light in headphones | Karl-Hermann Delibruegge | 1997-01-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5596603 | Device for wireless transmission of digital data, in particular of audio data, by infrared light in headphones | Karl-Hermann Delibruegge | 1997-01-21 |