Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8323494 | System and method for sewage and wastewater treatment | Yun Hak Kim | 2012-12-04 |
| 7022226 | Anaerobic bioreactor for the wastewater-treatment plant | Seung Yuep Nam | 2006-04-04 |
| 6352643 | Wastewater treatment plant comprising upflow anaerobic reactor, and wastewater treatment method using thereof | Hang-sik Shin, Byung-Uk Bae, Kyu-Seon Yoo | 2002-03-05 |