Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9764960 | Method and apparatus for preparation of granular polysilicon | Hee Young Kim, Kyung Koo Yoon, Won Choon Choi | 2017-09-19 |
| 9694312 | Carbon dioxide capture apparatus | Won Choon Choi, Na Young Kang, Hwi Min Seo | 2017-07-04 |
| 9636658 | Method of manufacturing lithium silicate-based high-temperature dry sorbent for removing carbon dioxide and high-temperature dry carbon dioxide sorbent | Jae-Chang Kim, Soo Chool Lee, Suk Yong JUNG, Yong Mok Kwon, Min-Joo Kim +1 more | 2017-05-02 |
| 9604851 | Method for producing high silica zeolite using recovered silica filtrate, and high silica zeolite produced according to said method | Na Young Kang, Won Choon Choi, Hwi Min Seo, Chul Wee Lee | 2017-03-28 |