Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6624464 | Highly integrated non-volatile memory cell array having a high program speed | Kwang-Shik Shin, Sung-Nam Chang, Jung-Dal Choi, Won-Hong Lee | 2003-09-23 |
| 6586804 | Shallow trench isolation type semiconductor device and method of manufacturing the same | Jung-Dal Choi, Dong-Seog Eun | 2003-07-01 |
| 6521941 | Non-volatile memory device and fabrication method thereof | Jung-Dal Choi, Yong-Sik Yim | 2003-02-18 |
| 6515329 | Flash memory device and method of making same | Won-Hong Lee, Sung-Nam Chang | 2003-02-04 |