Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4769611 | Frequency sensing circuits and methods | — | 1988-09-06 |
| 4701690 | Transfer apparatus, regulating apparatus and methods | Manuel A. Fernandez | 1987-10-20 |
| 4639657 | Electrical control apparatus and methods | — | 1987-01-27 |
| 4410848 | System for maintaining excitation of an alternator during excessive output current conditions | — | 1983-10-18 |
| 4264856 | System for maintaining excitation of an alternating current generator during excessive output current conditions | Thomas F. Kappel | 1981-04-28 |