Issued Patents 2004
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6826068 | Fast data readout semiconductor storage apparatus | Hitoshi Shiga, Toru Tanzawa, Shigeru Atsumi | 2004-11-30 |
| 6807097 | Non-volatile semiconductor memory device | Tadayuki Taura, Toru Tanzawa | 2004-10-19 |
| 6795352 | Nonvolatile semiconductor memory having page mode with a plurality of banks | Toru Tanzawa, Shigeru Atsumi, Akira Umezawa, Tadayuki Taura, Hitoshi Shiga | 2004-09-21 |
| 6788601 | Semiconductor memory device and current mirror circuit | Shigeru Atsumi, Toru Tanzawa | 2004-09-07 |
| 6734719 | Constant voltage generation circuit and semiconductor memory device | Toru Tanzawa | 2004-05-11 |
| 6693818 | Semiconductor storage apparatus | Hitoshi Shiga, Toru Tanzawa, Shigeru Atsumi | 2004-02-17 |