Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6247501 | Clip-on stirrup mat | — | 2001-06-19 |
| 5924458 | Self-locking stirrup mat | — | 1999-07-20 |
| 5832690 | Spacer for double cage concrete reinforcement wire grids | — | 1998-11-10 |
| 5181363 | Spacer for concrete reinforcing fabric | Christopher Brandon Leach | 1993-01-26 |
| 4920724 | Spacer for concrete reinforcing fabric | Christopher Brandon Leach | 1990-05-01 |