Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6112475 | Knee brace bracket for tilt-up construction | — | 2000-09-05 |
| 5943830 | Knee brace bracket for tilt-up construction | — | 1999-08-31 |
| 5572838 | Strongback attachment system | Mark E. Kaler | 1996-11-12 |
| RE33881 | Apparatus for lifting concrete panels | Peter D. Courtois | 1992-04-14 |
| 4807843 | Recess plug for precast concrete panels | Peter D. Courtois | 1989-02-28 |
| 4700979 | Apparatus for lifting concrete panels | Peter D. Courtois | 1987-10-20 |
| 4368914 | Pickup unit for releasable connection to a partially embedded member | Homer Eugene Berry, Jr. | 1983-01-18 |