Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6622580 | Backlash-free speed reducing device | Pyung Hun Chang, Hyung-Soon Park, Je Hyung Jung, Bo Kyoung Jeon | 2003-09-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6622580 | Backlash-free speed reducing device | Pyung Hun Chang, Hyung-Soon Park, Je Hyung Jung, Bo Kyoung Jeon | 2003-09-23 |