Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8839593 | Pre-cast blocks for use in column construction | David Barrett, Derek Zimmerman, David Jacobson, John C. Purvis | 2014-09-23 |
| 7048259 | Rail bracket mounting system with locking pin | Ronald R. West | 2006-05-23 |
| 6993843 | Rail bracket mounting system with locking pin | Ronald R. West | 2006-02-07 |
| 6948704 | Bracket assembly for connecting rails of various configurations to a support structure | John T. Forbis | 2005-09-27 |
| 6755394 | Fence system with variable position rail | John T. Forbis, Ronald R. West | 2004-06-29 |
| 6460829 | Fence system with variable position rail | John T. Forbis, Ronald R. West | 2002-10-08 |