Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6784057 | Semiconductor device and nonvolatile semiconductor memory device comprising a plurality of semiconductor elements as well as process for the same | — | 2004-08-31 |
| 6756630 | Nonvolatile semiconductor memory device | — | 2004-06-29 |
| 6657249 | Nonvolatile semiconductor memory device with peripheral circuit part comprising at least one of two transistors having lower conductive layer same perpendicular structure as a floating gate | Naoki Tsuji | 2003-12-02 |
| 6410452 | Method of manufacturing semiconductor device | — | 2002-06-25 |
| 5994733 | Nonvolatile semiconductor memory device and method of fabricating the same | Natsuo Ajika, Hiroshi Onoda | 1999-11-30 |