Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4993991 | Threshing unit of an axial grain combine harvester | Jury N. Yarmashev, Valentin N. Tkachev, Vladimir K. Zhurkin | 1991-02-19 |
| 4919641 | Axial threshing and separating means | Jury N. Yarmashev, Valentin N. Tkachev, Olev I. Peder | 1990-04-24 |
| 4607480 | Axial-flow combine | Jury N. Yarmashev, Valentin N. Tkachev | 1986-08-26 |