Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8471233 | Semiconductor memory and method of manufacturing the same | — | 2013-06-25 |
| 7919806 | Nonvolatile semiconductor memory device and fabrication method therefor | Ichiro Fujiwara | 2011-04-05 |
| 7259433 | Non-volatile semiconductor memory device and method for producing same | Kazumasa Nomoto, Ichiro Fujiwara, Shinji Tanaka | 2007-08-21 |
| 6906390 | Nonvolatile semiconductor storage and method for manufacturing the same | Kazumasa Nomoto, Ichiro Fujiwara, Shinji Tanaka | 2005-06-14 |
| 6054734 | Non-volatile memory cell having dual gate electrodes | Yutaka Hayashi | 2000-04-25 |
| 5751037 | Non-volatile memory cell having dual gate electrodes | Yutaka Hayashi | 1998-05-12 |