JJ

JeongMin Jo

KI Korea Railroad Research Institute: 2 patents #13 of 132Top 10%
Overall (All Time): #1,794,128 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11549622 Sealing device for hyper tube JaeHeon Choi, KwanSup Lee, SuYong Choi, Jinho Lee, Yongjun Jang +4 more 2023-01-10
11525912 Hyper-tube system using vehicle position detection SuYong Choi, JaeHeon Choi, JungYoul Lim, Changyoung Lee, KwanSup Lee +5 more 2022-12-13