Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8955662 | Replacement roller support bracket | Stephen J Gorshe | 2015-02-17 |
| 8141256 | Ceiling tile relief cutter | — | 2012-03-27 |
| 7014389 | Articulated guardrail reflector assembly | — | 2006-03-21 |
| 6461077 | Reflector base | — | 2002-10-08 |
| 5816737 | Signal assembly for roadway markers | — | 1998-10-06 |
| 5584410 | Drum closure assembly | — | 1996-12-17 |
| 5454664 | Roadway marker | — | 1995-10-03 |
| 5215206 | Drum closure assembly | — | 1993-06-01 |
| 4762347 | Security door and lock assembly | James C. Babusek | 1988-08-09 |
| 4413850 | Drum lock mechanism | — | 1983-11-08 |