Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9058956 | Exposure apparatus for forming a reticle | Jin Choi, Jin Jeong, Hea Yun LEE | 2015-06-16 |
| 8697317 | Exposure apparatus for forming a reticle and method of forming a reticle using the same | Jin Choi, Jin Jeong, Hea Yun LEE | 2014-04-15 |
| 8609305 | Methods of forming a photolithography reticle | Jin Choi, Jin Jeong, Hea Yun LEE | 2013-12-17 |
| 8187914 | Methods of forming a phase change memory device | Jin-Il Lee, Jin Jeong, Seung-Back Shin, Sung-Lae Cho, Hyeong-Geun An +3 more | 2012-05-29 |