Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6897104 | Semiconductor device and method for manufacturing thereof | Shimpei Tsujikawa, Jiro Yugami, Natsuki Yokoyama, Tsuyoshi Yamauchi | 2005-05-24 |
| 6876023 | Gain cell type non-volatile memory having charge accumulating region charged or discharged by channel current from a thin film channel path | Tomoyuki Ishii, Kazuo Yano | 2005-04-05 |
| 6849513 | Semiconductor device and production method thereof | Shimpei Tsujikawa, Jiro Yugami, Masahiro Ushiyama | 2005-02-01 |