Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6520342 | Product handling apparatus | Robert D. Dumke, Edward R. Horn, Gerald A. Kohlman, John Wolf, Mike Gross +1 more | 2003-02-18 |
| 5839824 | Concrete mixer | James A. Backman | 1998-11-24 |