Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5670920 | Multi-track SAW filter with reflectors and reversed polarity IDT connections | — | 1997-09-23 |
| 5663696 | Saw filter with wave reflections and phase differences | — | 1997-09-02 |
| 5646584 | Saw filter including electrodes of opposing polarity | Sergei N. Kondratyev, Victor Plessky, Clinton S. Hartmann, Thor Thorvaldsson | 1997-07-08 |