Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11574829 | Wafer rack and vertical wafer boat having the same | Sung Ki Kim, Se-Keun Kwak | 2023-02-07 |
| 11373892 | System and method for wafer processing | Sung Ki Kim, Jong Moo Choi, Chiku Choi | 2022-06-28 |
| 11127607 | Heat processing system | Chiku Choi, Sung Ki Kim | 2021-09-21 |
| 9418748 | Semiconductor memory device and method of operating the same | Jun Hyuk Lee, Yoon Soo Jang, Seung-Won Kim | 2016-08-16 |
| 9312027 | Method of operating nonvolatile memory device controlled by controlling coupling resistance value between bit line and page buffer | Won Yeol Choi | 2016-04-12 |
| 9159433 | Semiconductor memory device and method of operating the same | Jun Hyuk Lee, Yoon Soo Jang, Seung-Won Kim | 2015-10-13 |
| 8355286 | Method of operating nonvolatile memory device controlled by controlling coupling resistance value between a bit line and a page buffer | Won Yeol Choi | 2013-01-15 |
| 8284611 | Verifying and programming method of nonvolatile memory device | — | 2012-10-09 |