Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6917076 | Semiconductor device, a method of manufacturing the semiconductor device and a method of deleting information from the semiconductor device | Kohei Eguchi, Shoichi Iwasa, Hideki Fujikake, Wataru Yokozeki, Tatsuya Kawamata | 2005-07-12 |
| 6657229 | Semiconductor device having multiple transistors sharing a common gate | Kohei Eguchi, Shoichi Iwasa, Hideki Fujikake, Wataru Yokozeki, Tatsuya Kawamata | 2003-12-02 |
| 6118145 | Semiconductor device and manufacturing method thereof | — | 2000-09-12 |
| 6066886 | Semiconductor wafer in which redundant memory portion is shared by two neighboring semiconductor memory portions and is connected to the semiconductor memory portions | — | 2000-05-23 |
| 5770874 | High density semiconductor memory device | — | 1998-06-23 |
| 5438214 | Metal oxide semiconductor device having a common gate electrode for N and P channel MOS transistors | Yasuo Sato | 1995-08-01 |
| 5436481 | MOS-type semiconductor device and method of making the same | Toshio Wada, Shoichi Iwasa | 1995-07-25 |
| 5424978 | Non-volatile semiconductor memory cell capable of storing more than two different data and method of using the same | Toshio Wada, Kenji Anzai, Shoichi Iwasa, Yasuo Sato | 1995-06-13 |
| 5313418 | Semiconductor memory and memorizing method to read only semiconductor memory | Toshio Wada | 1994-05-17 |