Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11862254 | Semiconductor integrated circuit | Dongxu Li, Kazuaki Kawaguchi | 2024-01-02 |
| 11295794 | Memory system, control method, and non-transitory computer readable medium | — | 2022-04-05 |
| 9490019 | Nonvolatile semiconductor memory device and data erase method thereof | — | 2016-11-08 |
| 9437307 | Nonvolatile semiconductor memory device | Masaru Kito, Ryu Ogiwara, Hitoshi Iwai | 2016-09-06 |
| RE45890 | Nonvolatile semiconductor memory device | Yoshiaki Fukuzumi, Yoshihisa Iwata, Ryota Katsumata | 2016-02-16 |
| 9036411 | Nonvolatile semiconductor memory device and data erase method thereof | — | 2015-05-19 |
| 8982630 | Non-volatile semiconductor memory device | Norichika ASAOKA, Masanobu Shirakawa | 2015-03-17 |
| 8873296 | Nonvolatile semiconductor memory device | Masaru Kito, Ryu Ogiwara, Hitoshi Iwai | 2014-10-28 |
| 8873330 | Semiconductor memory device | Fumihiro Kono | 2014-10-28 |
| 8817538 | Nonvolatile semiconductor memory device and method for erasing data thereof | Kunihiro Yamada, Yoshihisa Iwata | 2014-08-26 |
| 8767466 | Non-volatile semiconductor memory device | Norichika ASAOKA, Masanobu Shirakawa | 2014-07-01 |
| 8605508 | Non-volatile semiconductor storage device having control circuit to control voltages to select transistor for erase operation | Yoshihisa Iwata, Hiroyasu Tanaka, Masaru Kidoh, Masaru Kito, Ryota Katsumata +4 more | 2013-12-10 |
| 8531901 | Three dimensional NAND type memory device having selective charge pump activation to minimize noise | Ryu Ogiwara, Hitoshi Iwai | 2013-09-10 |
| 8514627 | Nonvolatile semiconductor memory device | Masaru Kito, Ryu Ogiwara, Hitoshi Iwai | 2013-08-20 |
| 8334551 | Non-volatile semiconductor storage device | Yoshihisa Iwata, Hiroyasu Tanaka, Masaru Kidoh, Ryota Katsumata, Masaru Kito +2 more | 2012-12-18 |
| 8295091 | Nonvolatile semiconductor memory device | Yoshiaki Fukuzumi, Yoshihisa Iwata, Ryota Katsumata | 2012-10-23 |
| 8233323 | Non-volatile semiconductor storage device | Tomoo Hishida, Yoshihisa Iwata, Takashi Maeda | 2012-07-31 |
| 8189391 | Non-volatile semiconductor storage device including a control circuit | Yoshihisa Iwata, Hiroyasu Tanaka, Masaru Kidoh, Masaru Kito, Ryota Katsumata +4 more | 2012-05-29 |
| 8107286 | Three-dimensional nonvolatile semiconductor memory device for curbing a leak current and method of data read therein | Yoshiaki Fukuzumi, Yoshihisa Iwata | 2012-01-31 |
| 8036015 | Resistive memory | Yoshihiro Ueda, Kenji Tsuchida | 2011-10-11 |
| 7936591 | Magnetoresistive random access memory | Yoshihiro Ueda | 2011-05-03 |
| 7916522 | Semiconductor memory device | Tsuneo Inaba, Yoshihiro Ueda, Yoshiaki Asao | 2011-03-29 |
| 7545672 | Spin injection write type magnetic memory device | Yoshihiro Ueda, Kenji Tsuchida, Tsuneo Inaba | 2009-06-09 |