Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4588856 | Automatic line impedance balancing circuit for computer/telephone communications interface | — | 1986-05-13 |
| RE31872 | Electro-optical display with circuitry for applying predetermined potentials to all display segments to effect activation of a selected segment only | — | 1985-04-23 |
| 4468541 | Terminal equipment ring/ding suppression circuit | — | 1984-08-28 |