Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10465306 | Method for preparing titanium by using electrowinning | Kyung-Woo Yi, Ho-Gil Choi | 2019-11-05 |
| 10391528 | Cleaning apparatus using liquid mixed with gas | Jung Ho Cho, Il-kwang Seo, Chae-hyeong Chang | 2019-08-27 |