Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7939223 | Photomask using separated exposure technique, method of fabricating photomask, and apparatus for fabricating photomask by using the method | Seong-woon Choi, Byung-Gook Kim, Hee-Bom Kim, Sung Ho Park | 2011-05-10 |