Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5027402 | Blend-on-noise stereo decoder | Oliver L. Richards, Jr. | 1991-06-25 |
| 5001757 | FM stereo tone detector | Oliver L. Richards, Jr. | 1991-03-19 |
| 4626801 | Relaxation integrated circuit oscillator | — | 1986-12-02 |