Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6679930 | Device for reducing pressure loss of cyclone dust collector | Hyeok Seong An, Kyeong Seok Lim, Dong-Jin Kwak, Bong Seok You | 2004-01-20 |
SL
Seong Hwa Lee
Overall (2004): #118,685 of 270,089Top 45%
1
Patents 2004