Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8146306 | Anchor for post tension concrete reinforcing systems | Norris Hayes | 2012-04-03 |
| 7765752 | Anchor system with substantially longitudinally equal wedge compression | Norris Hayes | 2010-08-03 |
| 7762029 | Anchor for post tension concrete reinforcing systems | Norris Hayes | 2010-07-27 |
| 7726082 | Anchor wedge configuration for tendon anchors | Norris Hayes | 2010-06-01 |
| 7360342 | Anchor wedge for post tension anchor system and anchor system made therewith | Norris Hayes | 2008-04-22 |