Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7109833 | Terminal block time delay relay | — | 2006-09-19 |
| 6940021 | Zero space component adapter for rail mounted terminal block relays | Elmar Gillrath, Darrell S. Filtz | 2005-09-06 |
| 6648692 | Zero space fuse system | Elmar Gillrath, Darrell S. Filtz | 2003-11-18 |
| 5283407 | Articulated pushbutton electrical switching apparatus | — | 1994-02-01 |