Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6641790 | Method for removing nitrogen oxides using natural manganese ores | Sung Ho Hong, Hyun Young Chang, Seok Joo Hong, Dong Won Kim, Sung Chang Hong +2 more | 2003-11-04 |
| 6580263 | Bit rate discrimination device with temperature compensation function | Jeong-Seok Choi, Hee-Chan Doh, Gil-Yong Park, Yun-Je Oh | 2003-06-17 |