HL

Hwa Hyoung Lee

Overall (All Time): #2,989,573 of 4,157,543Top 75%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9278304 Gas adsorbing and sound absorbing composite structure of activated charcoal-wooden material composites for improving indoor air quality and removing radon gas, and manufacturing method thereof 2016-03-08