Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5368378 | Concealed storage cabinet | — | 1994-11-29 |
| D271785 | Playground equipment ladder | Gerald Beekenkamp | 1983-12-13 |
| D271786 | Playground equipment step | Gerald Beekenkamp | 1983-12-13 |