Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5170909 | Vacuum seed meter | William R. Lundie, James Martin, James L. Tetrick, Jerry D. Webber, Jay H. Olson | 1992-12-15 |
| 4836412 | Continous loop flexible lip vacuum seal | Jerry D. Webber, Jay H. Olson | 1989-06-06 |