Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6372138 | Wastewater treatment method for removing organic matter and nitrogen, carrier used thereof and method for manufacturing the carrier | Jae Hyun Cho, Yong-Woo Lee, Won-Kwon Lee | 2002-04-16 |