Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8026543 | Semiconductor devices having phase change memory cells, electronic systems employing the same and methods of fabricating the same | Yoon-Jong Song, Young-Nam Hwang, Sang-Don Nam, Sung-Lae Cho, Gwan-Hyeob Koh +10 more | 2011-09-27 |
| 8012789 | Nonvolatile memory device and method of manufacturing the same | Han-Bong Ko, Yong-Ho Ha, Doo-Hwan Park, Hee-Ju Shin | 2011-09-06 |
| 7989259 | Methods of manufacturing phase-changeable memory devices including upper and lower electrodes | Yong-Ho Ha, Ji-Hye Yi | 2011-08-02 |
| 7943918 | Multi-layer phase-changeable memory devices | Jeong-Hee Park, Ju-Chul Park, Jun-Soo Bae, Yong-Ho Ha | 2011-05-17 |