Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6492674 | Semiconductor device having an improved plug structure and method of manufacturing the same | — | 2002-12-10 |
| 6452246 | Semiconductor device having an improved isolation structure, and method of manufacturing the semiconductor device | — | 2002-09-17 |
| 6448630 | Semiconductor device comprising a polish preventing pattern | — | 2002-09-10 |
| 6420763 | Semiconductor device having a retrograde well structure and method of manufacturing thereof | Tomohiro Yamashita, Masahide Inuishi | 2002-07-16 |