Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4858229 | Filter interconnection matrix | Harold A. Rosen | 1989-08-15 |
| 4825172 | Equal power amplifier system for active phase array antenna and method of arranging same | — | 1989-04-25 |
| 4799065 | Reconfigurable beam antenna | — | 1989-01-17 |