Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9885955 | Thinner compositions | Ahn-Ho Lee, Seung-Hyun Ahn, Jin YANG, Sang Tae Kim, Kyong Ho Lee | 2018-02-06 |
| 8968983 | Photoresist composition, method of forming a pattern using the same, and method of manufacturing a display substrate | Cha-Dong Kim, Sang-Hyun Yun, Jung-In Park, Su-Yeon Sim, Hi-Kuk Lee +4 more | 2015-03-03 |
| 8227182 | Methods of forming a photosensitive film | Ahn-Ho Lee, Baik-Soon Choi, Seung-Hyun Ahn, Sang Tae Kim, Yong-Il Kim +1 more | 2012-07-24 |
| 8211614 | Photoresist composition and patterning method thereof | Sang Haeng Lee, Sang Tae Kim | 2012-07-03 |
| 6689531 | Resist composition | Sang Tae Kim, Seung Jin Kang, Masumi Suetsugu, Airi Yamada | 2004-02-10 |