Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11071950 | Membrane filtration system and membrane bio reactor including the same | — | 2021-07-27 |
| 10967309 | Water purifying system and backwash module control method thereof | Sung Won Park | 2021-04-06 |