HR

Hui Do Ryu

📍 Gyeongju-si, KR: #4 of 22 inventorsTop 20%
Overall (2025): #364,058 of 469,880Top 80%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12281650 Oil pump not requiring changing positions of suction port and discharge port according to forward rotation and reverse rotation Do Jae Joo, Seong Wook Cha, Gahyeon Yi 2025-04-22