Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6978952 | Sand/salt spreader | James A. Kost | 2005-12-27 |
| 6932287 | Spreader | James A. Kost | 2005-08-23 |
| 6722590 | Sand/salt spreader | James A. Kost | 2004-04-20 |
| 6715703 | Spreader | James A. Kost | 2004-04-06 |