Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9009861 | Substrate measurement apparatus with electron distortion unit | Byong Chon Park, Ju Youb Lee, Jin Ho Choi, Sang Jung Ahn, Joon Lyou +3 more | 2015-04-14 |
| 6680238 | Method for manufacturing a semiconductor device | — | 2004-01-20 |