Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10155903 | Metal etchant compositions and methods of fabricating a semiconductor device using the same | Hyosan Lee, Yongsun Ko, Kuntack Lee, Jihoon Jeong, Chen Lin +1 more | 2018-12-18 |
| 9941110 | Manufacturing method and fluid supply system for treating substrate | Jung-Min Oh, Hyosan Lee, Yongsun Ko, Seokhoon Kim, Kuntack Lee +2 more | 2018-04-10 |