DL

Doug Youn Lee

SC Seoul Viosys Co.: 1 patents #64 of 124Top 55%
Overall (2019): #483,081 of 560,194Top 90%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10213779 Photocatalytic filter, method for manufacturing the same, and method for reactivating the same Daewoong Suh, Jaeseon Yi, Geundo Cho, Hye Kyung Ku, Kyung Sik Yoon 2019-02-26