YH

Yu Han

UN Unknown: 1 patents #306 of 3,153Top 10%
Overall (2022): #194,214 of 548,613Top 40%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11536271 Sealing device for oil injection-type screw compressor Jae-Young Lee, Kil Won Son 2022-12-27