Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5075608 | Control system, electronically commutated motor system, draft inducer apparatus and method | Mark A. Brattoli | 1991-12-24 |
| 5028073 | Dynamic vehicle suspension system including electronically commutated motor | Harold B. Harms | 1991-07-02 |
| 5023527 | Control circuits, electronically commutated motor systems and methods | James A. Beatty, Amritlal H. Patel | 1991-06-11 |
| 4998052 | Gearless direct drive switched reluctance motor for laundry application | Harold B. Harms, John L. Oldenkamp, Gustave F. Wiedemann | 1991-03-05 |
| 4950932 | Axial flow fan integral with electronically commutated motor | Harold B. Harms | 1990-08-21 |
| 4763347 | Control system, electronically commutated motor system, blower apparatus and methods | — | 1988-08-09 |
| 4654566 | Control system, method of operating an electronically commutated motor, and laundering apparatus | — | 1987-03-31 |
| 4638233 | Method of establishing a preferred rate of air flow, method of determining torque, and apparatus | — | 1987-01-20 |
| 4556827 | Laundering apparatus, method of operating a laundry machine, control system for an electronically commutated motor, method of operating an electronically commutated motor, and circuit | — | 1985-12-03 |
| 4532459 | Laundering apparatus, method of operating a laundry machine, control system for an electronically commutated motor and method of operating an electronically commutated motor | Harold B. Harms | 1985-07-30 |
| 4513230 | Laundering apparatus, method of operating a laundry machine, control system for an electronically commutated motor, and method of operating an electronically commutated motor | — | 1985-04-23 |
| 4459519 | Electronically commutated motor systems and control therefor | — | 1984-07-10 |
| 4449079 | Control system for an electronically commutated motor | — | 1984-05-15 |
| 4390826 | Laundering apparatus, method of operating a laundry machine, control system for an electronically commutated motor, method of operating an electronically commutated motor, and circuit | Harold B. Harms | 1983-06-28 |