Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7732105 | Photomask with overlay mark and method of fabricating semiconductor device | Do-Yul Yoo, Ji-Yong You, Joong-Sung Kim | 2010-06-08 |
| 7479405 | PRAMS having a plurality of active regions located vertically in sequence and methods of forming the same | Jae Hyun Park, Hyeong-Geun An, Su-Jin Ahn, Yoon-Jong Song, Kyu-Chul Kim | 2009-01-20 |
| 7309885 | PRAMs having a plurality of active regions located vertically in sequence and methods of forming the same | Jae Hyun Park, Hyeong-Geun An, Su-Jin Ahn, Yoon-Jong Song, Kyu-Chul Kim | 2007-12-18 |