Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4680689 | Three-phase ac to dc power converter with power factor correction | Donald W. Payne | 1987-07-14 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4680689 | Three-phase ac to dc power converter with power factor correction | Donald W. Payne | 1987-07-14 |