Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6731224 | Method and device for preprocessing a received, data coded transmitting signal | Ling Chen, Wolfgang Fey | 2004-05-04 |
| 6687644 | Method and circuit for transmitting information on rotational speed and additional data | Wolfgang Fey, Michael Zydek, Heinz Loreck | 2004-02-03 |