Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8644062 | Multi-level memory device using resistance material | Ik Soo Kim, Sung-Lae Cho, Do Hyung Kim, Dong-Hyun Im, Eun-Hee Cho | 2014-02-04 |
| 8625325 | Memory cells including resistance variable material patterns of different compositions | Ik Soo Kim, Hee-Ju Shin, Dong-Hyun Im, Sung-Lae Cho, Eun-Hee Cho | 2014-01-07 |
| 8502184 | Nonvolatile memory device using variable resistive element | Sung-Lae Cho, Ik Soo Kim, Dong-Hyun Im, Eun-Hee Cho | 2013-08-06 |
| 8426840 | Nonvolatile memory cells having phase changeable patterns therein for data storage | Dong-Ho Ahn, Young-Soo Lim, Yong-Ho Ha, Jun-Young Jang, Dong-Won Lim +4 more | 2013-04-23 |
| 8187914 | Methods of forming a phase change memory device | Jin-Il Lee, Urazaev Vladimir, Jin Jeong, Seung-Back Shin, Sung-Lae Cho +3 more | 2012-05-29 |
| 8039298 | Phase changeable memory cell array region and method of forming the same | Hideki Horii, Sang-Yeol Kang | 2011-10-18 |
| 8039829 | Contact structure, a semiconductor device employing the same, and methods of manufacturing the same | Jeong-Hee Park, Yong-Ho Ha, Joon-Sang Park, Hyun-Suk Kwon, Myung Jin Kang +1 more | 2011-10-18 |
| 8021977 | Methods of forming contact structures and semiconductor devices fabricated using contact structures | Young-Lim Park, Gyu-Hwan Oh, Dong-Ho Ahn, Jin-Il Lee | 2011-09-20 |
| 7824954 | Methods of forming phase change memory devices having bottom electrodes | Dong-Ho Ahn, Young-Soo Lim, Yong-Ho Ha, Jun-Young Jang, Dong-Won Lim +4 more | 2010-11-02 |
| 7800095 | Phase-change memory device having phase change material pattern shared between adjacent cells and electronic product including the phase-change memory | Hideki Horii, Jong-Chan Shin, Dong-Ho Ahn, Jun-Soo Bae | 2010-09-21 |
| 7777212 | Phase change memory devices including carbon-containing adhesive pattern | Hideki Horii, Min-Young Park, Shin-Hye Kim | 2010-08-17 |
| 7767568 | Phase change memory device and method of fabricating the same | Hideki Horii, Jong-Chan Shin, Dong-Ho Ahn, Jun-Soo Bae, Jeong-Hee Park | 2010-08-03 |
| 7638787 | Phase changeable memory cell array region and method of forming the same | Hideki Horii, Sang-Yeol Kang | 2009-12-29 |
| 7638788 | Phase change memory device and method of forming the same | Dong-Ho Ahn, Hideki Horii, Jong-Chan Shin, Jun-Soo Bae | 2009-12-29 |
| 7563639 | Phase-changeable memory device and method of manufacturing the same | Hee-Ju Shin, Jong-Chan Shin, Soon-Oh Park, Han-Bong Ko | 2009-07-21 |
| 7479405 | PRAMS having a plurality of active regions located vertically in sequence and methods of forming the same | Jae Hyun Park, Su-Jin Ahn, Yoon-Jong Song, Hyung-Joo Youn, 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, Su-Jin Ahn, Yoon-Jong Song, Hyung-Joo Youn, Kyu-Chul Kim | 2007-12-18 |
| 7064365 | Ferroelectric capacitors including a seed conductive film | Sang-Woo Lee, Hyoung Joon Kim | 2006-06-20 |
| 7023037 | Integrated circuit devices having dielectric regions protected with multi-layer insulation structures | Hag-Ju Cho | 2006-04-04 |
| 6815226 | Ferroelectric memory device and method of forming the same | Kyu-Mann Lee, Yong-Tak Lee | 2004-11-09 |
| 6815227 | Method of fabricating a ferroelectric memory device | — | 2004-11-09 |
| 6740531 | Method of fabricating integrated circuit devices having dielectric regions protected with multi-layer insulation structures | Hag-Ju Cho | 2004-05-25 |
| 6717197 | Ferroelectric memory device and method of fabricating the same | — | 2004-04-06 |
| 6686620 | FRAM and method of fabricating the same | Soon-Oh Park | 2004-02-03 |
| 6664578 | Ferroelectric memory device and method of forming the same | Kyu-Mann Lee, Yong-Tak Lee | 2003-12-16 |