Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7158413 | Semiconductor memory device with MOS transistors, each including a floating gate and a control gate, a control method thereof, and a memory card including the same | Takuya Fujimoto, Yoshiharu Hirata | 2007-01-02 |
| 6331948 | Error correcting circuit for making efficient error correction, and involatile semiconductor memory device incorporating the same error correcting circuit | Takamichi Kasai | 2001-12-18 |
| 6229731 | Nonvolatile semiconductor memory device with security function and protect function | Takamichi Kasai | 2001-05-08 |