Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5001364 | Threshold crossing detector | Roy E. Hunninghaus | 1991-03-19 |
| 4977477 | Short-circuit protected switched output circuit | John Y. Babico | 1990-12-11 |
| 4764840 | Dual limit solenoid driver control circuit | Thomas Karlmann, Steven G. Parmelee, Arthur J. Edwards | 1988-08-16 |
| 4736267 | Fault detection circuit | Thomas Karlmann, Randall C. Gray | 1988-04-05 |
| 4680667 | Solenoid driver control unit | — | 1987-07-14 |
| 4642807 | Fault tolerant receiver | Richard A. Comroe | 1987-02-10 |
| 4535464 | Digital circuitry for producing indicative signals at predetermined times prior to periodic pulses | — | 1985-08-13 |
| 4487183 | Speed dependent ignition controller and method | — | 1984-12-11 |
| 4385605 | Electronic ignition input logic | Rupin J. Javeri | 1983-05-31 |
| 4378004 | Engine control system with cylinder identification apparatus | — | 1983-03-29 |
| 4300518 | Digital dwell circuit | — | 1981-11-17 |
| 4255712 | Digital waveform conditioning circuit | — | 1981-03-10 |