Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6657248 | Semiconductor device having groove isolation structure and gate oxide films with different thickness | Nozomu Matsuzaki, Takashi Kobayashi, Hitoshi Kume, Toshiyuki Mine, Norio Suzuki +3 more | 2003-12-02 |