Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6658238 | Method for elaborating a transmission signal and transmitter with amplifying cells for implementing same | Arnaud de Grammont | 2003-12-02 |
| 5270725 | Rotating antenna with wire dipoles | Jean-Marc Martin | 1993-12-14 |
| 5162807 | Architectural structure combining at least one antenna with supporting mast positioned on the ground and at least one high-power transmitter | Jean-Marc Martin | 1992-11-10 |
| 5146233 | Rotating antenna with dipoles for hf waves | — | 1992-09-08 |
| 4780725 | Rotary curtain antenna | — | 1988-10-25 |
| 4286238 | Harmonic filtering device for radio transmitter | — | 1981-08-25 |