Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9899093 | Semiconductor memory device having memory strings coupled to bit lines and operating method thereof | Jong Won Lee, Jin Su Park | 2018-02-20 |
| 9790339 | Crosslinked speek cation exchange membrane having improved chemical stability by radiation and method of preparing the same | Junhwa Shin, Joon Yong Sohn, Ju-Myung Song, Sun-Young Lee | 2017-10-17 |