Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6622580 | Backlash-free speed reducing device | Ju Yi PARK, Hyung-Soon Park, Je Hyung Jung, Bo Kyoung Jeon | 2003-09-23 |
PC
Pyung Hun Chang
Overall (2003): #139,385 of 273,478Top 55%
1
Patents 2003