Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8422327 | Semiconductor device having nonvolatile memory element and manufacturing method thereof | Hiroki Fujisawa, Susumu Takahashi | 2013-04-16 |
| 8331165 | Semiconductor device | — | 2012-12-11 |
| 8325550 | Semiconductor memory device and method of controlling auto-refresh | — | 2012-12-04 |
| 8289149 | Air compressor | — | 2012-10-16 |
| 8179249 | Air compressor | — | 2012-05-15 |
| 7719911 | Semiconductor storage device | Yoji Idei, Takenori Sato, Hiroki Fujisawa | 2010-05-18 |
| 7675347 | Semiconductor device operating in an active mode and a standby mode | Yoji Idei | 2010-03-09 |
| 7663954 | Semiconductor memory device including a sense amplifier having a reduced operating current | Yoji Idei | 2010-02-16 |
| 7649790 | Semiconductor memory device | Yoji Idei, Takenori Sato | 2010-01-19 |
| 6480053 | Semiconductor device having an internal power supply circuit | — | 2002-11-12 |