Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9851632 | Phase-shift blankmask and photomask | Kee-Soo Nam, Cheol Shin, Chul-Kyu YANG, Jong-Hwa Lee, Chang-Jun Kim +1 more | 2017-12-26 |
| 9551925 | Blankmask and photomask using the same | Kee-Soo Nam, Chul-Kyu YANG, Geung-Won Kang, Cheol Shin, Jong-Hwa Lee +2 more | 2017-01-24 |