Patents

IS Song, SS Yoon, YI Kim, Handpieces with EGCG and collagen added, 10-2022-0123537 (2022. 09. 28).

SS Yoon, S An, HS Jo, YI Kim, Light-scattering plate for LED light and method of manufacturing the same, 10-1908218 (2018. 10. 08).

S An, SS Yoon, HS Jo, YI Kim, Bio-inspired flexible light-scattering films for defrosting and light distribution of LED light, 10-2016-0179890 (2016. 12. 27).