Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6797588 | Method for manufacturing a semiconductor device having a trench and a thick insulation film at the trench opening | Eiji Ishikawa, Kenji Kondo | 2004-09-28 |
| 6744234 | Preliminary charging state apparatus, program and method | Shigefumi Odaohhara, Masaki Kobayashi | 2004-06-01 |