Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6813211 | Fully hidden refresh dynamic random access memory | Hirotoshi Sato, Masaki Tsukude | 2004-11-02 |
| 6798236 | Output buffer circuit with power supply voltages different from a power supply voltage applied to an internal circuit | Tadayuki Shimizu, Masaki Tsukude | 2004-09-28 |
| 6744679 | Semiconductor memory device | Hirotoshi Sato, Masaki Tsukude | 2004-06-01 |
| 6714047 | Semiconductor integrated circuit | Tadayuki Shimizu, Masaki Tsukude | 2004-03-30 |
| 6693838 | Semiconductor memory device equipped with refresh timing signal generator | Tsukasa Hagura, Masaki Tsukude | 2004-02-17 |