Issued Patents All Time
Showing 1–25 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12022744 | Core magnetization reversal method of skyrmion and data storage device using the method | Sang-Koog Kim, Jae Hak Yang, Kil-Ho Lee, Jun Hoe Kim | 2024-06-25 |
| 11462679 | Magnetoresistive random access memory device and method of manufacturing the same | Jung-Hoon Bak, Myoung-Su Son, Jae-Chul Shim, Gwan-Hyeob Koh | 2022-10-04 |
| 11301319 | Memory device and memory system having multiple error correction functions, and operating method thereof | Ki-Seok SUH, Gwan-Hyeob Koh | 2022-04-12 |
| 10833250 | Magnetoresistive random access memory device and method of manufacturing the same | Jung-Hoon Bak, Myoung-Su Son, Jae-Chul Shim, Gwan-Hyeob Koh | 2020-11-10 |
| 10651236 | Semiconductor device including variable resistance memory device | Kil-Ho Lee, Gwan-Hyeob Koh | 2020-05-12 |
| 10319784 | Semiconductor device including variable resistance memory device | Kil-Ho Lee, Gwan-Hyeob Koh | 2019-06-11 |
| 10163976 | Magnetoresistive random access memory device and method of manufacturing the same | Ki-Seok SUH, Jae-Chul Shim, Kil-Ho Lee, Yong-Seok Chung, Gwan-Hyeob Koh | 2018-12-25 |
| 10109676 | MTJ structures including magnetism induction pattern and magnetoresistive random access memory devices including the same | Jung-Hoon Bak, Woo Jin Kim, Mina LEE, Gwan-Hyeob Koh | 2018-10-23 |
| 10056543 | Magnetoresistive random access memory device having magnetic tunnel junction and method of manufacturing the same | Jung-Hoon Bak, Myoung-Su Son, Jae-Chul Shim, Gwan-Hyeob Koh | 2018-08-21 |
| 9853087 | Magnetoresistive random access memory device and method of manufacturing the same | Ki-Seok SUH, Jae-Chul Shim, Kil-Ho Lee, Yong-Seok Chung, Gwan-Hyeob Koh | 2017-12-26 |
| 9484526 | Magnetic memory device and method for forming the same | Dae Eun Jeong, Sang-Yong Kim | 2016-11-01 |
| 9431610 | Methods of manufacturing a phase change memory device including a heat sink | Tae Jin Park, Chil-Hee Chung | 2016-08-30 |
| 8203135 | Semiconductor device including uniform contact plugs and a method of manufacturing the same | Kyu-Rie Sim, Jung-Hoon Park, Jae Min Shin, Shin Han | 2012-06-19 |
| 8164079 | Phase change memory | Byung-Seo Kim, Kyung-Chang Ryoo | 2012-04-24 |
| 8129214 | Phase change memory devices having dual lower electrodes and methods of fabricating the same | Kyung-Chang Ryoo, Dong-Won Lim | 2012-03-06 |
| 8043924 | Methods of forming phase-change memory units, and methods of manufacturing phase-change memory devices using the same | Kyung-Chang Ryoo, Hong-Sik Jeong, Gi-Tae Jeong, Jung-Hoon Park | 2011-10-25 |
| 8026543 | Semiconductor devices having phase change memory cells, electronic systems employing the same and methods of fabricating the same | Young-Nam Hwang, Sang-Don Nam, Sung-Lae Cho, Gwan-Hyeob Koh, Choong-Man Lee +10 more | 2011-09-27 |
| 7977662 | Phase-changeable memory devices having reduced susceptibility to thermal interference | Kyung-Chang Ryoo, Jong-Woo Ko | 2011-07-12 |
| 7939366 | Phase change memory devices and methods of forming the same | Seung Pil Ko, Dong-Won Lim | 2011-05-10 |
| 7932102 | Phase change memory and method of fabricating the same | Byung-Seo Kim, Kyung-Chang Ryoo | 2011-04-26 |
| 7906773 | Phase change memory device | Seung Pil Ko, Jae-Hee Oh, Jung-Hoon Park, Jae Hyun Park, Dong-Won Lim | 2011-03-15 |
| 7888667 | Phase change memory device | Se-Ho Lee, Ki-Nam Kim, Su-Youn Lee, Jae Hyun Park | 2011-02-15 |
| 7696508 | Phase change memory devices having dual lower electrodes | Kyung-Chang Ryoo, Dong-Won Lim | 2010-04-13 |
| 7498179 | Semiconductor device having ferroelectric material capacitor and method of making the same | — | 2009-03-03 |
| 7488628 | Methods for fabricating ferroelectric memory devices with improved ferroelectric properties | Nak-Won Jang, Ki-Nam Kim | 2009-02-10 |