Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6611989 | Vacuum cleaner having cooling features | Sang Wook Hong, Yong-Dol Park | 2003-09-02 |
DO
Dong Yeop Oh
Overall (2003): #234,237 of 273,478Top 90%
1
Patents 2003