Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4718367 | Mast step assembly | Daniel D. Camp, Richard W. Grant, III | 1988-01-12 |
| 4630562 | Adjustable mast step | Richard W. Grant, III | 1986-12-23 |
| 4579074 | Mast step assembly | Daniel D. Camp, Richard W. Grant, III | 1986-04-01 |
| 4527499 | Adjustable mast step | Richard W. Grant, III | 1985-07-09 |