DC

Dong Hwan Chang

KH Korea District Heating: 3 patents #2 of 32Top 7%
📍 Gimpo-si, KR: #80 of 217 inventorsTop 40%
Overall (All Time): #1,319,640 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12266933 Power trading system of virtual power plant and power trading method of virtual power plant using the same Ja Kyun Koo, Tae Seon Eom, Yong Ha Lee, Min Sung Ko 2025-04-01
12237676 Virtual power plant system using renewable energy CHP and virtual power plant operating method using the same Ja Kyun Koo, Tae Seon Eom, Yong Ha Lee, Min Sung Ko 2025-02-25
12149074 Virtual power plant system using heat conversion device and virtual power plant operating method using the same Ja Kyun Koo, Tae Seon Eom, Yong Ha Lee, Min Sung Ko 2024-11-19