Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10036947 | Blankmask and photomask using the same | Cheol Shin, Jong-Hwa Lee, Chul-Kyu YANG, Min-Ki CHOI, Chang-Jun Kim +1 more | 2018-07-31 |
| 10018905 | Phase shift blankmask and photomask | Cheol Shin, Jong-Hwa Lee, Chul-Kyu YANG, Min-Ki CHOI, Chang-Jun Kim +1 more | 2018-07-10 |