Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7256664 | Voltage controlled attenuator with no intermodulation distortion | Robert J. Blacka | 2007-08-14 |
| 7215219 | Temperature and frequency variable gain attenuator | Robert J. Blacka, Alen Fejzuli | 2007-05-08 |
| 7205863 | Temperature and frequency equalizer | Gene A. Perschnick, Robert J. Blacka, Alen Fejzuli | 2007-04-17 |