Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873473 | Modular motor controller | Paul E. Penn, Roger A. Werckman, Jr. | 1989-10-10 |
| 4736142 | Speed control system for electric motor | — | 1988-04-05 |
| 4451823 | Overload sensing circuit for a motor | Paul E. Penn | 1984-05-29 |