Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868579 | Reduced back lobe spiral antenna | Shakeel Siddiqi | 1989-09-19 |
| 4799034 | Varactor tunable coupled transmission line band reject filter | Randy Teague, Richard Kaminsky | 1989-01-17 |