Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6628494 | Protective device and system | John C. Opfer, Henry W. Kowalyshen, Joseph P. Moninski | 2003-09-30 |
| 6423903 | Method and arrangement for minimizing electrical field stress in circuit interrupters and housings therefor | — | 2002-07-23 |