Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8526263 | Multi-layered memory devices | Keewon Kwon, Youngsoo Park, Seunghoon Lee, Seungeon Ahn | 2013-09-03 |
| 8514653 | Multi-layered memory devices | Keewon Kwon, Youngsoo Park, Seunghoon Lee, Seungeon Ahn | 2013-08-20 |
| 8384076 | Transistors, semiconductor devices and methods of manufacturing the same | Keewon Kwon | 2013-02-26 |
| 8347116 | Semiconductor device having multi access level and access control method thereof | Yun-Ho Youm, Heonsoo Lee, Mijung Noh | 2013-01-01 |
| 8234438 | Operation method of non-volatile memory | Seungeon Ahn, Keewon Kwon, Youngsoo Park, Myoungjae Lee | 2012-07-31 |
| 8217680 | Method of operating inverter | Sangwook Kim, Ihun Song, Changjung Kim, Sunil Kim | 2012-07-10 |
| 8058907 | Logic circuits, inverter devices and methods of operating the same | Huaxiang Yin, Youngsoo Park, Sunil Kim | 2011-11-15 |
| 7940085 | Inverter, method of operating the same and logic circuit comprising inverter | Sangwook Kim, Ihun Song, Changjung Kim, Sunil Kim | 2011-05-10 |
| 7898893 | Multi-layered memory devices | Keewon Kwon, Youngsoo Park, Seunghoon Lee, Seungeon Ahn | 2011-03-01 |
| 7888972 | Logic circuits, inverter devices and methods of operating the same | Huaxiang Yin, Youngsoo Park, Sunil Kim | 2011-02-15 |