Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4830436 | Truck body for recyclable materials | John Kitterman, Kent B. Kitterman, Richard F. Koenig | 1989-05-16 |
| 4653796 | Spring mount for vehicle bodies | Richard F. Koenig, Albert Klopfenstein | 1987-03-31 |