Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7980533 | Breakaway coupling for road-side signs | Jim Anderson | 2011-07-19 |
| 5980177 | Fastener | Jennifer E. Schiess | 1999-11-09 |
| 5411356 | Self-locking strut nut system | Gordon J. Grice | 1995-05-02 |
| 5251857 | Suspendable conduit bracket system | Gordon J. Grice | 1993-10-12 |