Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6584138 | Coding process for inserting an inaudible data signal into an audio signal, decoding process, coder and decoder | Christian Neubauer, Ernst Eberlein, Roland Plankenbühler, Heinz Gerhauser, Rainer Perthold +1 more | 2003-06-24 |