Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4989013 | Multifrequency antenna having a DC power path | Thomas R. Krishan, Hugh P. McAdams | 1991-01-29 |
| 4980661 | Diplexer for coupling RF signals, as well as a DC sawtooth signal, to an antenna | — | 1990-12-25 |
| 4215346 | Navigation unit having time shared operation | — | 1980-07-29 |
| 4184157 | Identification tone reconstitution in a time shared navigational receiver | — | 1980-01-15 |
| 4184158 | Time shared operation of navigational unit | — | 1980-01-15 |