Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9991275 | Semiconductor memory device | Sung-Il Chang, Changseok Kang | 2018-06-05 |
| 9564237 | Nonvolatile memory device and read method thereof | Changhyun Lee, Jungdal Choi | 2017-02-07 |
| 9558834 | Nonvolatile memory device and an erasing method thereof | Mincheol Park, Dongseog Eun, Eunsuk Cho | 2017-01-31 |
| 9548123 | Operating methods of nonvolatile memory devices including a ground select transistor and first and second dummy memory cells | Jaehoon Jang, Kihyun Kim, Sunil Shim, Woonkyung Lee | 2017-01-17 |
| 9224493 | Nonvolatile memory device and read method thereof | Changhyun Lee, Jungdal Choi | 2015-12-29 |
| 9136005 | Erasing methods of three-dimensional nonvolatile memory devices with cell strings and dummy word lines | Jaehoon Jang, Kihyun Kim, Sunil Shim, Woonkyung Lee | 2015-09-15 |
| 8916926 | Nonvolatile memory device and method of making the same | Sunil Shim, Sung-Hwan JANG, Woonkyung Lee, Jaehoon Jang | 2014-12-23 |
| 8877591 | Methods of manufacturing vertical structure nonvolatile memory devices | Sung-Il Chang, Chang-Seok Kang, Jin-Soo Lim | 2014-11-04 |
| 8804417 | Nonvolatile memory device including dummy memory cell and program method thereof | Chan Park, Changseok Kang, Sung-Il Chang | 2014-08-12 |
| 8772857 | Vertical memory devices and methods of manufacturing the same | Jae-Hoon Jang, Sun-Il Shim, Han-Soo Kim, Jin-Man Han | 2014-07-08 |
| 8737129 | Nonvolatile memory device and read method thereof | Changhyun Lee, Jungdal Choi | 2014-05-27 |
| 8724394 | Nonvolatile memory device and operating method thereof | Changseok Kang, Woonkyung Lee | 2014-05-13 |
| 8699274 | Flash memory device and operating method for concurrently applying different bias voltages to dummy memory cells and regular memory cells during erasure | Chang-Hyun Lee, Jung-Dal Choi | 2014-04-15 |
| 8644074 | Nonvolatile memory device, programming method thereof and memory system including the same | Sung-Il Chang, Changseok Kang, Chan Park | 2014-02-04 |
| 8599622 | Charge trap flash memory device and an erasing method thereof | Juhyung Kim, Changseok Kang, Hansoo Kim | 2013-12-03 |
| 8576629 | Operating method of nonvolatile memory device | Sunil Shim, Woonkyung Lee, Jaehoon Jang | 2013-11-05 |
| 8513729 | Vertical structure nonvolatile memory devices | Sung-Il Chang, Chang-Seok Kang, Jin-Soo Lim | 2013-08-20 |
| 8446773 | Memory system and programming method thereof | Changhyun Lee, Jungdal Choi | 2013-05-21 |
| 8315103 | Flash memory device and operating method for concurrently applying different bias voltages to dummy memory cells and regular memory cells during erasure | Chang-Hyun Lee, Jung-Dal Choi | 2012-11-20 |
| 8059466 | Memory system and programming method thereof | Changhyun Lee, Jungdal Choi | 2011-11-15 |
| 7867883 | Methods of fabricating non-volatile memory devices | Chang-Hyun Lee, Jung-Dal Choi, Chang-Seok Kang, Jin-Taek Park | 2011-01-11 |
| 7812375 | Non-volatile memory device and method of fabricating the same | Chang-Hyun Lee, Tea-Kwang Yu, Jong-Sun Sel, Ju-Hyung Kim | 2010-10-12 |