Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10961141 | Sewage/wastewater treatment system using granular activated sludge and membrane bio-reactor and sewage/wastewater treatment method using the same | Younggeun Lee, Gunmyung Lee, Jaeho Ho | 2021-03-30 |
| 10550022 | Sewage/wastewater treatment system using granular activated sludge and membrane bio-reactor and sewage/wastewater treatment method using the same | Younggeun Lee, Gunmyung Lee, Jaeho Ho | 2020-02-04 |