Issued Patents All Time
Showing 1–25 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12310266 | Storage device | Shigeyuki Hirayama, Takayuki Sasaki, Yukihiro Nomura | 2025-05-20 |
| 12261041 | Semiconductor device manufacturing method, semiconductor memory device manufacturing method, semiconductor memory device, and substrate treatment apparatus | Akira Takashima | 2025-03-25 |
| 12160994 | Memory device with ferroelectric layer | Akira Takashima | 2024-12-03 |
| 11683943 | Memory device with a plurality of metal chalcogenide layers | Yukihiro Nomura, Kazuhiko Yamamoto, Koji Usuda | 2023-06-20 |
| 11380773 | Ferroelectric memory device | Yusuke Higashi, Toshinori Numata, Yuuichi Kamimuta | 2022-07-05 |
| 11355511 | Semiconductor memory device | Akira Takashima, Reika TANAKA | 2022-06-07 |
| 11282850 | Semiconductor memory device having a charge accumulating layer including aluminum, oxygen, and nitrogen | Akira Takashima, Ayaka Suko | 2022-03-22 |
| 11171156 | Ferroelectric memory device | Kazuhiko Yamamoto | 2021-11-09 |
| 10923500 | Memory device | Yuuichi Kamimuta | 2021-02-16 |
| 10861528 | Semiconductor memory device | Yusuke Higashi, Yuuichi Kamimuta | 2020-12-08 |
| 10833098 | Semiconductor memory device and method for manufacturing the same with increased storage capacity | Akira Takashima, Yuuichi Kamimuta, Ayaka Suko | 2020-11-10 |
| 10636468 | Semiconductor memory device | Yusuke Higashi, Yuuichi Kamimuta | 2020-04-28 |
| 10510862 | Semiconductor memory device | Yusuke Higashi, Toshinori Numata, Yuuichi Kamimuta | 2019-12-17 |
| 10403815 | Semiconductor device and dielectric film | — | 2019-09-03 |
| 10096619 | Semiconductor device, manufacturing method for semiconductor device, and ferroelectric layer | Shosuke Fujii, Seiji Inumiya | 2018-10-09 |
| 9935122 | Nonvolatile semiconductor memory device having electron scattering and electron accumulation capacities in charge accumulation layer | Daisuke Matsushita, Yasushi Nakasaki, Misako Morota, Akira Takashima, Kenichiro Toratani | 2018-04-03 |
| 9779797 | Non-volatile memory device | Shosuke Fujii | 2017-10-03 |
| 9768265 | Semiconductor memory device | Daisuke Matsushita, Yasushi Nakasaki | 2017-09-19 |
| 9691973 | Semiconductor device and dielectric film including a fluorite-type crystal | Riichiro Takaishi, Koichi Kato, Yasushi Nakasaki, Takamitsu Ishihara, Daisuke Matsushita | 2017-06-27 |
| 9634248 | Insulator and memory device | Yasushi Nakasaki, Shosuke Fujii, Daisuke Matsushita | 2017-04-25 |
| 8992744 | Lanthanoid aluminate film fabrication method | Akira Takashima | 2015-03-31 |
| 8866139 | Nonvolatile semiconductor memory device | — | 2014-10-21 |
| 8569823 | Semiconductor device and manufacturing method thereof | Masao Shingu, Shosuke Fujii, Akira Takashima, Daisuke Matsushita, Jun Fujiki +3 more | 2013-10-29 |
| 8390054 | Semiconductor memory element and semiconductor memory device | Daisuke Matsushita, Yasushi Nakasaki, Masao Shingu | 2013-03-05 |
| 8115261 | Semiconductor device and method for manufacturing the same | Yasushi Nakasaki | 2012-02-14 |