Issued Patents All Time
Showing 26–43 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4924372 | Single phase rectifier circuit | David L. Stechschulte | 1990-05-08 |
| 4901072 | Position detector utilizing gray code format | — | 1990-02-13 |
| 4864214 | Solid state power controller | William W. Billings | 1989-09-05 |
| 4835652 | Bi-directional DC power controller with fault protection | William W. Billings | 1989-05-30 |
| 4816756 | Circuit and method for statically testing rotating rectifiers in brushless alternators | — | 1989-03-28 |
| 4807106 | Method and circuit for voltage regulation of DC power sources | Donal E. Baker, Roger Thornton | 1989-02-21 |
| 4797570 | Automatic paralleling of AC power sources | — | 1989-01-10 |
| 4766327 | Circuit and method for synchronizing power sources in a parallel AC electrical power system | — | 1988-08-23 |
| 4754161 | Circuit and method for paralleling AC electrical power systems | — | 1988-06-28 |
| 4618920 | Frequency control circuit | — | 1986-10-21 |
| 4617622 | Switching time correction circuit for electronic inverters | — | 1986-10-14 |
| 4608626 | Electrical inverter with minority pole current limiting | Donal E. Baker | 1986-08-26 |
| 4459576 | Toroidal transformer with electrostatic shield | Donal E. Baker | 1984-07-10 |
| 4446417 | Voltage regulator for aircraft generators | Lynn Tipton | 1984-05-01 |
| 4408131 | Optically isolated solid state relay | — | 1983-10-04 |
| 4408137 | Break-before-make solid state relay | — | 1983-10-04 |
| 4404473 | Direct current power controller | — | 1983-09-13 |
| 4188547 | Multi-mode control logic circuit for solid state relays | — | 1980-02-12 |