Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7214117 | Deflector of a micro-column electron beam apparatus and method for fabricating the same | Sang Kuk Choi, Dae-Yong Kim | 2007-05-08 |
| 6797963 | Deflector of a micro-column electron beam apparatus and method for fabricating the same | Sang Kuk Choi, Dae-Yong Kim | 2004-09-28 |