Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11161089 | Moisture adsorption composition, a method of preparing the same, and a surface coating including the same | In Soo Park, Oh-Kyung Kwon | 2021-11-02 |
| 10016724 | Purification method and purification apparatus for off-gas | Sang Ah KIM, Won Ik LEE, Gil Ho KIM, Bo Kyung Kim, Gui Ryong Ahn | 2018-07-10 |
| 9469544 | Method for manufacturing polysilicon | Hyun Cheol RYU, Dong-Ho Lee, Eun Jeong Kim, Gui Ryong Ahn, Sung-Eun Park | 2016-10-18 |