Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10431459 | Methods of fabricating semiconductor device | Woohyun Lee, Sang-Kuk Kim, Jong Kyu Kim, Yil-hyung Lee, Hyeji Yoon | 2019-10-01 |
| 10361078 | Method of forming fine patterns of a semiconductor device | Yil-hyung Lee, Jongchul Park, Jong Kyu Kim | 2019-07-23 |
| 10276788 | Ion beam apparatuses and methods for forming patterns using the same, and methods for manufacturing magnetic memory devices using the same | Yil-hyung Lee, Jong Kyu Kim, Jongchul Park, Sang-Kuk Kim, Hyeji Yoon +1 more | 2019-04-30 |
| 10205090 | Semiconductor memory device | Yil-hyung Lee, Jong Kyu Kim, Jongchul Park | 2019-02-12 |