Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5692385 | System and method initiating defrost in response to speed or torque of evaporator motor | Robert K. Hollenbeck, Brian L. Beifus, Richard S. Tatman, William Hittie | 1997-12-02 |
| 5675231 | Systems and methods for protecting a single phase motor from circulating currents | Mark A. Brattoli | 1997-10-07 |
| 5592058 | Control system and methods for a multiparameter electronically commutated motor | William R. Archer, Brian L. Beifus, Mark A. Brattoli, Rajendra K. Shah | 1997-01-07 |