Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4806897 | Overload relay having adaptive differential mechanism | Edward A. Mallonen, John J. Siebenlist | 1989-02-21 |
| 4572601 | Push-push bayonet lamp socket | Jack E. Jones, Ronald E. Zepnick | 1986-02-25 |
| 4459572 | Circuit breaker with improved latch trip mechanism | Peter J. Theisen, Marian M. Rzepecki | 1984-07-10 |
| 4430631 | Circuit breaker with increased current interrupting capacity | Kenneth A. Forsell, William E. Grass, Peter J. Theisen | 1984-02-07 |