Issued Patents 1982
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4347464 | FET Motor drive system | Robert Louis Steigerwald | 1982-08-31 |
| 4339671 | Proportional base drive circuit | Robert Louis Steigerwald | 1982-07-13 |
| 4329630 | Single transistor power control circuit for a DC motor washing machine drive | — | 1982-05-11 |
| 4318165 | Resonant-flyback power supply with filament winding for magnetron and the like loads | William P. Kornrumpf, De-Yu Chen | 1982-03-02 |