Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5760556 | Motor controller and protector unit | Lisa E. Rosner, Mark J. Obermeier | 1998-06-02 |
| 4922363 | Contactor control system | Edward A. Long | 1990-05-01 |
| 4683411 | Synchronous motor protection | Edward A. Long | 1987-07-28 |
| 4641074 | Synchronous motor protection | Edward A. Long | 1987-02-03 |