Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6707704 | Semiconductor memory device and drive method therefor | Yoshihisa Kato, Yasuhiro Shimada | 2004-03-16 |
| 6693840 | Non-volatile semiconductor memory device with enhanced erase/write cycle endurance | Yasuhiro Shimada, Yoshihisa Kato | 2004-02-17 |