Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6396738 | Non-volatile semiconductor memory device capable of suppressing writing and erasure failure rate | Tatsuya Saeki | 2002-05-28 |
| 6385084 | Semiconductor memory | Kei Maejima | 2002-05-07 |
| 6380636 | Nonvolatile semiconductor memory device having an array structure suitable to high-density integrationization | Satoshi Tatsukawa, Yuichi Kunori | 2002-04-30 |
| 6353553 | Nonvolatile semiconductor memory device having structure storing multivalued data and data storage system comprising the nonvolatile semiconductor memory device | Tatsuya Saeki, Yasuhiro Kouro | 2002-03-05 |