Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6827562 | Method of controlling shifting of two-speed motor | — | 2004-12-07 |
| 6679691 | Anti cavitation system for two-speed motors | Mark Schuster, John B. Heckel, Marvin L. Bernstrom | 2004-01-20 |