Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12034060 | Semiconductor device having a ring-shaped protection spacer above a contact pad and enclosing a source/drain contact plug | Hongsik Shin, Hyunjoon Roh, Heungsik PARK, Sughyun Sung, Wonhyuk Lee | 2024-07-09 |
| 11362196 | Semiconductor device having a ring-shaped protection spacer enclosing a source/drain contact plug | Hongsik Shin, Hyunjoon Roh, Heungsik PARK, Sughyun Sung, Wonhyuk Lee | 2022-06-14 |