Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6507052 | Semiconductor memory device with improved reference section | — | 2003-01-14 |
| 6441425 | Non-volatile semiconductor device and non-volatile semiconductor memory device for storing multi-value information | — | 2002-08-27 |
| 6204541 | Semiconductor memory | Tetsuji Togami | 2001-03-20 |
| 6172922 | Semiconductor memory device having a single transistor two functions as a GND/Y selecting transistor and a precharge selecting transistor | — | 2001-01-09 |
| 6081474 | Semiconductor memory | Tetsuji Togami | 2000-06-27 |