Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7939401 | Dual gate structure, fabrication method for the same, semiconductor device having the same, and semiconductor device fabrication method | Heesook Park, Janghee Lee, GeumJung Seong, Byunghak Lee, Dongchan Lim +1 more | 2011-05-10 |
| 7635897 | Dual gate structure, fabrication method for the same, semiconductor device having the same | Heesook Park, Janghee Lee, GeumJung Seong, Byunghak Lee, Dongchan Lim +1 more | 2009-12-22 |