Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE34468 | Portable performance platform | Douglas Rau, Arie Boers, Jerry A. Wenger | 1993-12-07 |
| 5078442 | Portable performance platform | Douglas Rau, Arie Boers, Jerry A. Wenger | 1992-01-07 |