Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7975444 | Coupler system for adjacent precast concrete members and method of connecting | John W. Hanlon | 2011-07-12 |
| D588445 | Coupler body for connecting concrete reinforcing bars | — | 2009-03-17 |
| D583224 | Coupler body for connecting concrete reinforcing bars | — | 2008-12-23 |
| 6202282 | Method of making a tubular coupler for concrete reinforcing bars | — | 2001-03-20 |
| 5909980 | Tubular coupler for concrete reinforcing bars | — | 1999-06-08 |
| 5664902 | Tubular coupler for concrete reinforcing bars | — | 1997-09-09 |