Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4816956 | Stray voltage reduction apparatus | Leroy B. Ronk | 1989-03-28 |
| 4697132 | Reduction of voltage drop in power distribution systems and of loss of motor torque | Leroy B. Ronk | 1987-09-29 |
| 4484125 | Three-phase delta-wound motor operated from single-phase current | — | 1984-11-20 |
| 4249237 | Rotary phase converter | Leroy B. Ronk | 1981-02-03 |