Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8897841 | Wireless headphones and data transmission method | André Michaelis, Rolf Meyer, Katrin Huss, Jens Wildhagen | 2014-11-25 |
| 8332058 | Digital microphone | Gerrit Buhe, Frank Plath, Jan Watermann | 2012-12-11 |
| 7979273 | Method and apparatus for the digitization of and for the data compression of analog signals | Volker Schmitt, Johannes Huber, Bernd Matschkal | 2011-07-12 |
| 6763253 | Device for bi-directional transmission of audio and/or video signals | Wolfgang Niehoff | 2004-07-13 |
| 6631396 | Process and electronic data-processing system for communication with at least one other electronic data-processing system | Rolf Meyer | 2003-10-07 |
| 5596603 | Device for wireless transmission of digital data, in particular of audio data, by infrared light in headphones | Karl-Hermann Delibruegge | 1997-01-21 |