HR

Hyungkeun Roh

DC Doosan Heavy Industries & Construction Co.: 1 patents #31 of 104Top 30%
📍 Seoul, KR: #3,157 of 8,082 inventorsTop 40%
Overall (2021): #426,594 of 548,734Top 80%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
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