Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6608383 | Semiconductor device including capacitor with lower electrode including iridium and iridium oxide layers | Seiichi Yokoyama, Shun Mitarai, Masaya Nagata, Jun Kudo, Yasuyuki Itoh | 2003-08-19 |
| 6313539 | Semiconductor memory device and production method of the same | Seiichi Yokoyama, Shun Mitarai, Masaya Nagata, Jun Kudo, Yasuyuki Itoh | 2001-11-06 |
| 6232174 | Methods for fabricating a semiconductor memory device including flattening of a capacitor dielectric film | Masaya Nagata, Kazuya Ishihara, Jun Kudo | 2001-05-15 |