Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8878929 | Three dimensional shape measurement apparatus and method | Kwang-Ill Kho, Hee-Wook You, Jae Myeong Song | 2014-11-04 |
| 7750295 | Extractor for an microcolumn, an alignment method for an extractor aperture to an electron emitter, and a measuring method and an alignment method using thereof | Seung-Joon Ahn, Dae Wook Kim | 2010-07-06 |