Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4902984 | Differential amplifier | Charles Vinn | 1990-02-20 |
| 4481478 | Differential amplifier having a compensation current injection selector network | Charles Vinn | 1984-11-06 |
| 4333047 | Starting circuit with precise turn-off | — | 1982-06-01 |