Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6510681 | High speed sickle cutting system | Xinzhan Z. Yang, Gail I. Schwenke | 2003-01-28 |
| 6305154 | High speed sickle cutting system | Xinzham Yang, Gail I. Schwenke | 2001-10-23 |
| 6199357 | Reel pickup tine | — | 2001-03-13 |