Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853657 | Orthogonal-polarization duplex send-receive microwave head | Franck Fontaine, Michel Brugidou | 1989-08-01 |
| 4849722 | Adjustable band suspended substrate filter | Jean-Denis Schubert | 1989-07-18 |
| 4800349 | E-plane type wide band composite filter | Mustafa K. Gurcan | 1989-01-24 |