Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6567312 | Non-volatile semiconductor memory device having a charge storing insulation film and data holding method therefor | Hideyuki Kojima, Hiroshi Mawatari | 2003-05-20 |
| 6559500 | Non-volatile semiconductor memory and its driving method | — | 2003-05-06 |