Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7369759 | Eye image pickup apparatus, iris authentication apparatus and portable terminal device having iris authentication function | Jyoji Wada, Tamotsu Kaneko | 2008-05-06 |
| 7145812 | Semiconductor memory device and method of entry of operation modes thereof | Hiroyuki Takahashi, Takato Shimoyama | 2006-12-05 |
| 6925016 | Semiconductor memory and method for entering its operation mode | Hiroyuki Takahashi, Takato Shimoyama | 2005-08-02 |
| 6850374 | Lens select device and portable information terminal | Tetsurou Kajino, Jouji Wada, Takuya Imaoka, Tetsuya Ida | 2005-02-01 |
| 6813212 | Semiconductor memory device and refresh control circuit | Hiroyuki Takahashi | 2004-11-02 |
| 6751144 | Semiconductor storage and method for testing the same | Hiroyuki Takahashi, Hideo Inaba | 2004-06-15 |
| 5473565 | Method of flash writing with small operation current and semiconductor memory circuit according to the method | — | 1995-12-05 |
| 5432743 | Semiconductor dynamic RAM for image processing | — | 1995-07-11 |