Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4484356 | Apparatus and method for acquiring and processing radio signals received at different frequencies | Michel Geesen, Daniel Ludwig | 1984-11-20 |
| 4479249 | Apparatus for collecting and processing messages transmitted at different signal frequencies | Michel Geesen, Daniel Ludwig | 1984-10-23 |
| 4479255 | Apparatus for acquiring and collecting radio signals coming from a plurality of stations | Michel Geesen, Daniel Ludwig | 1984-10-23 |
| 4398286 | Radio method and apparatus for gathering and processing information coming from a plurality of stations | Michel Geesen, Daniel Ludwig | 1983-08-09 |