Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9620451 | Semiconductor memory device with selectively located air gaps | Chang-Youn Hwang, Sang-Kil Kang, Dae-Sik Park, Hae-Jung Park, Se Han Kwon | 2017-04-11 |
| 9515022 | Semiconductor device with air gap and method for fabricating the same | Se Han Kwon, Dae-Sik Park, Hwa-Chul Lee | 2016-12-06 |
| 9379004 | Semiconductor device with air gap and method for fabricating the same | Se Han Kwon, Dae-Sik Park, Hwa-Chul Lee | 2016-06-28 |
| 9337203 | Semiconductor device with line-type air gaps and method for fabricating the same | Chang-Youn Hwang, Sang-Kil Kang, Dae-Sik Park, Hae-Jung Park, Se Han Kwon | 2016-05-10 |