Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7969798 | Phase change memory devices and read methods using elapsed time-based read voltages | Young-Nam Hwang, Chang-yong Um | 2011-06-28 |
| 7851778 | Non-volatile electrical phase change memory device comprising interfacial control layer and method for the preparation thereof | In Ho Kim, Byung-ki Cheong, Jeung-hyun Jeong, Taek Sung Lee, Won Mok Kim +1 more | 2010-12-14 |
| 7851828 | Phase change memory cell with transparent conducting oxide for electrode contact material | Byung-ki Cheong, Jeung-hyun Jeong, Taek Sung Lee, In Ho Kim, Kyeong Seok Lee +3 more | 2010-12-14 |
| 7778079 | Multiple level cell phase-change memory devices having post-programming operation resistance drift saturation, memory systems employing such devices and methods of reading memory devices | Chang Wook Jeong, Hyeong Jun Kim, Jae Min Shin, Seung Pil Ko | 2010-08-17 |
| 7701749 | Multiple level cell phase-change memory devices having controlled resistance drift parameter, memory systems employing such devices and methods of reading memory devices | Chang Wook Jeong, Hyeong Jun Kim, Seung Pil Ko, Dong-Won Lim | 2010-04-20 |
| 7632456 | Phase change material for high density non-volatile memory | Byung-ki Cheong, Jeung-hyun Jeong, Han Ju Jung, Taek Sung Lee, In Ho Kim +2 more | 2009-12-15 |
| 7233054 | Phase change material and non-volatile memory device using the same | Dong Ho Anh, Tae-Yon Lee, Ki Bum Kim, Byung-ki Cheong, Jeung-hyun Jeong +3 more | 2007-06-19 |