Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6600189 | Semiconductor device and semiconductor device manufacturing method | Tsutomu Sato, Ichiro Mizushima, Yoshitaka Tsunashima | 2003-07-29 |
| 6534814 | Method of manufacturing a semiconductor memory device having a trench capacitor with sufficient capacitance and small junction leak current | Yusuke Kohyama | 2003-03-18 |