JY

Jonghun Yoon

Overall (2024): #400,346 of 561,600Top 75%
1
Patents 2024

Issued Patents 2024

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11913912 Hole expansion ratio testing device, hole expansion ratio testing method, and operating program Seungho Choi 2024-02-27