Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6835610 | Method of manufacturing semiconductor device having gate electrode with expanded upper portion | Hirokazu Sayama, Kazunobu Ohta, Kouhei Sugihara | 2004-12-28 |
| 6740939 | Semiconductor device and manufacturing method thereof | Hirokazu Sayama, Yukio Nishida, Kazunobu Ohta | 2004-05-25 |
| 6734523 | Semiconductor device including a well divided into a plurality of parts by a trench | Shuuichi Ueno, Tomohiro Yamashita | 2004-05-11 |