Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10431586 | Semiconductor device having contact plugs | Changseop Yoon, Sungmin Kim | 2019-10-01 |
| 10229911 | Semiconductor device having contact plugs and method of forming the same | Changseop Yoon, Sungmin Kim | 2019-03-12 |