Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9796164 | Plate structure | Seok Hoon YOON | 2017-10-24 |
| 9434144 | Plate structure and method of manufacturing the same | Seok Hoon YOON | 2016-09-06 |
| 8323494 | System and method for sewage and wastewater treatment | Joong Chun Kwon | 2012-12-04 |