Issued Patents All Time
Showing 1–25 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8809932 | Semiconductor memory device, method of fabricating the same, and devices employing the semiconductor memory device | Byung Kyu Cho, Se-Hoon Lee, Choong-Ho Lee | 2014-08-19 |
| 8120091 | Non-volatile memory devices including a floating gate and methods of manufacturing the same | Suk-Kang Sung, Choong-Ho Lee, Sang-Wook Lim, Dong-Uk Choi, Hee-Soo Kang | 2012-02-21 |
| 8076713 | Non-volatile memory devices having a multi-layered charge storage layer | Chang-Hyun Lee | 2011-12-13 |
| 8049269 | Non-volatile memory device and method of manufacturing the same | Se-Hoon Lee, Jeong-Dong Choe | 2011-11-01 |
| 7915138 | Methods of manufacturing non-volatile memory devices | Hye-Jin Cho, Choong-Ho Lee, Byung Yong Choi | 2011-03-29 |
| 7883929 | Methods of manufacturing non-volatile memory devices by implanting metal ions into grain boundaries of variable resistance layers | Byung Yong Choi, Choong-Ho Lee | 2011-02-08 |
| 7869255 | Non-volatile memory devices, method of manufacturing and method of operating the same | Byung Yong Choi, Choong-Ho Lee | 2011-01-11 |
| 7868467 | Semiconductor device | Choong-Ho Lee, Hee-Soo Kang | 2011-01-11 |
| 7679960 | Non-volatile memory device and method of operating the same | Jae-woong Hyun, Yoon-dong Park, Won-joo Kim, Young-gu Jin, Suk-pil Kim +3 more | 2010-03-16 |
| 7649784 | Memory cell programming methods capable of reducing coupling effects | Kyoung-Iae Cho, Jae-woong Hyun, Sung-Jae Byun, Yoon-dong Park, Choong-Ho Lee | 2010-01-19 |
| 7615437 | Non-volatile memory device and method of manufacturing the same | Suk-Kang Sung, Choong-Ho Lee | 2009-11-10 |
| 7602633 | Non-volatile memory device, method of manufacturing the same, and method of operating the same | Byung Yong Choi, Choong-Ho Lee | 2009-10-13 |
| 7577042 | Method of programming multi-level semiconductor memory device and multi-level semiconductor memory device | Jae-woong Hyun, Kyoung Lae Cho, Yoon-dong Park, Choong-Ho Lee, Sung-Jae Byun | 2009-08-18 |
| 7534684 | Methods of forming non-volatile memory devices having a multi-layered charge storage layer | Chang-Hyun Lee | 2009-05-19 |
| 7508048 | Methods of fabricating a semiconductor device having multi-gate insulation layers and semiconductor devices fabricated thereby | Dae-Woong Kang, Hong-Soo Kim, Jung-Dal Choi, Seong Soon Cho, Yong-Sik Yim +1 more | 2009-03-24 |
| 7449763 | Method of fabricating cell of nonvolatile memory device with floating gate | Chang-Hyun Lee, Jeong-Hyuk Choi, Sung-Hoi Hur | 2008-11-11 |
| 7344944 | Non-volatile memory device and fabricating method thereof | Kwang-Shik Shin, Sung-Nam Chang | 2008-03-18 |
| 7230294 | Non-volatile memory devices having a multi-layered charge storage layer and methods of forming the same | Chang-Hyun Lee | 2007-06-12 |
| 7122426 | Method of fabricating cell of nonvolatile memory device with floating gate | Chang-Hyun Lee, Jeong-Hyuk Choi, Sung-Hoi Hur | 2006-10-17 |
| 7061044 | Non-volatile memory device | Kwang-Shik Shin, Sung-Nam Chang | 2006-06-13 |
| 6979628 | Methods of forming semiconductor devices having field oxides in trenches and devices formed thereby | Hong-Soo Kim, Jung-Dal Choi, Seong Soon Cho | 2005-12-27 |
| 6960500 | Semiconductor device and method of manufacturing the same including forming metal silicide gate lines and source lines | You-Cheol Shin, Won-Hong Lee, Jung-Dal Choi | 2005-11-01 |
| 6936885 | NAND-type flash memory devices and methods of fabricating the same | Kwang-Shik Shin, Heung-Kwun Oh, Sung-Hoi Hur, Sang-Bin Song, Jung-Dal Choi | 2005-08-30 |
| 6903406 | Cells of nonvolatile memory device with high inter-layer dielectric constant | Chang-Hyun Lee, Jeong-Hyuk Choi, Sung-Hoi Hur | 2005-06-07 |
| 6797570 | NAND-type flash memory devices and methods of fabricating the same | Kwang-Shik Shin, Heung-Kwun Oh, Sung-Hoi Hur | 2004-09-28 |