DC

Don Ha Choi

📍 Seoul, KR: #1,799 of 8,209 inventorsTop 25%
Overall (2022): #164,162 of 548,613Top 30%
2
Patents 2022

Issued Patents 2022

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11365153 Method for preparing porous titania thin film by using cellulose nanocrystal Sun-Young Lee, Won Hee Lee, Yong Hee Yoon, Sang Jin Chun, Sang Bum Park 2022-06-21
11251459 Electrochemical element comprising cellulose nanofiber separator and method for producing same Sun-Young Lee, Sang-Young Lee, Keun Ho Choi, Sang Jin Chun, Sang Bum Park +5 more 2022-02-15