Issued Patents All Time
Showing 126–132 of 132 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4935860 | PWM inverter circuit having modulated DC link input | Maurice A. Kirchberg, Jr. | 1990-06-19 |
| 4935859 | PWM inverter circuit having a filtered fundamental feedback DC link variation circuit | Maurice A. Kirchberg, Jr. | 1990-06-19 |
| 4922400 | Neutral forming circuit | — | 1990-05-01 |
| 4908565 | Power generating system | Richard W. Reynolds | 1990-03-13 |
| 4866591 | Regulated transformer rectifier unit | Robert Annan Barnet | 1989-09-12 |
| 4862341 | Filter for variable speed, constant frequency electrical system | — | 1989-08-29 |
| 4786852 | Inverter operated turbine engine starting system | — | 1988-11-22 |