Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7913582 | Transmission for tractor | Sang Heon Lee | 2011-03-29 |
| 7874224 | Transmission for tractor | Hyung-tai Kim, Sang Heon Lee | 2011-01-25 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7913582 | Transmission for tractor | Sang Heon Lee | 2011-03-29 |
| 7874224 | Transmission for tractor | Hyung-tai Kim, Sang Heon Lee | 2011-01-25 |