Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9287395 | Semiconductor device and a bit line and the whole of a bit line contact plug having a vertically uniform profile | — | 2016-03-15 |
| 8309449 | Semiconductor device and method for forming the same | Dong Geun Lee | 2012-11-13 |
| 7566924 | Semiconductor device with gate spacer of positive slope and fabrication method thereof | Chang-Huhn Lee, Wook-Je Kim | 2009-07-28 |
| 7473954 | Bitline of semiconductor device having stud type capping layer and method for fabricating the same | Chang-Huhn Lee, Makoto Yoshida | 2009-01-06 |
| 7217618 | Semiconductor device and method for fabricating the same using damascene process | Chang-Huhn Lee | 2007-05-15 |
| 7132362 | Semiconductor device with contacts having uniform contact resistance and method for manufacturing the same | — | 2006-11-07 |
| 6982199 | Bitline of semiconductor device having stud type capping layer and method for fabricating the same | Chang-Huhn Lee, Makoto Yoshida | 2006-01-03 |
| 6969673 | Semiconductor device with gate space of positive slope and fabrication method thereof | Chang-Huhn Lee, Wook-Je Kim | 2005-11-29 |
| 5795802 | Method for manufacturing semiconductor device | Sang-Gi Ko | 1998-08-18 |
| 5780334 | Method of fabricating capacitor of semiconductor memory device | Jun-Hee Lim | 1998-07-14 |