Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4837531 | Three-access polarization and frequency duplexing device | Philippe Gourlain, Dominique Morin | 1989-06-06 |
| 4821045 | Antenna pointing device capable of scanning in two orthogonal directions | Marc Capdepuy, Daniel Renaud | 1989-04-11 |