Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11407900 | Pearlescent pigment for security purposes including organic or inorganic fluorescent material | Kum-Sung CHO, Jae-Il Jeong, Kwang-Choong Kang, Byung-Ki Choi, Kwang-Soo Lim +1 more | 2022-08-09 |
| 9758677 | Plate-like aluminum oxide and preparation method therefor | Kwang-Choong Kang, Yong Ho Son, Myung-Ho Jung, Byung-Ki Choi, Kwang-Soo Lim +1 more | 2017-09-12 |