Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9704584 | Semiconductor memory device | Hiroshi Maejima, Yuya Suzuki, Tomonori Kurosawa | 2017-07-11 |
| 9355731 | Semiconductor memory device and data erasing method | Masanobu Shirakawa, Kenichi Abe | 2016-05-31 |
| 9349464 | Non-volatile semiconductor device | Masanobu Shirakawa | 2016-05-24 |
| 8976602 | Non-volatile semiconductor device | Masanobu Shirakawa | 2015-03-10 |
| 8724391 | Semiconductor memory device | Dai Nakamura, Koji Hosono | 2014-05-13 |
| 8274846 | Reference voltage generation circuit and semiconductor memory | Daisaburo Takashima | 2012-09-25 |
| 8134349 | Power supply circuit that outputs a voltage stepped down from a power supply voltage | Shinichiro Shiratake, Daisaburo Takashima | 2012-03-13 |
| 8094479 | Semiconductor memory device | Daisaburo Takashima | 2012-01-10 |
| 8059445 | Ferroelectric memory | Daisuke Hashimoto, Daisaburo Takashima | 2011-11-15 |
| 7990750 | Ferroelectric memory | Daisaburo Takashima | 2011-08-02 |
| 7965536 | Ferroelectric memory device | Daisuke Hashimoto, Daisaburo Takashima | 2011-06-21 |
| 7692948 | Semiconductor memory device | Daisaburo Takashima | 2010-04-06 |
| 7561459 | Semiconductor memory device | Daisaburo Takashima | 2009-07-14 |
| 7518901 | Ferroelectric semiconductor memory device and method for reading the same | Daisaburo Takashima | 2009-04-14 |
| 7397687 | Ferroelectric memory device having ferroelectric capacitor | Shinichiro Shiratake, Daisaburo Takashima | 2008-07-08 |
| 7385836 | Ferroelectric random access memory | Daisaburo Takashima | 2008-06-10 |
| 7315194 | Booster circuit | Shinichiro Shiratake, Daisaburo Takashima | 2008-01-01 |
| 7269049 | Ferroelectric random access memory device | Shinichiro Shiratake, Daisaburo Takashima | 2007-09-11 |
| 7138674 | Semiconductor memory device | Shinichiro Shiratake, Daisaburo Takashima | 2006-11-21 |