Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6507730 | Communication device and a method for simultaneous transmission of speech and data | Alfred Caspers | 2003-01-14 |
| 6163229 | Frequency generator for generating two independent FSK signals | Alfred Caspers, Manfred Mueller, Stefan Lichterfeld | 2000-12-19 |
| 5978661 | Transmitter circuit and method of operation | Alfred Caspers | 1999-11-02 |