Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12317497 | Semiconductor memory device and method of manufacturing semiconductor memory device | — | 2025-05-27 |
| 11594545 | Semiconductor memory device and method of manufacturing semiconductor memory device | — | 2023-02-28 |
| 10910392 | Semiconductor memory device | Mikiko Mori, Ryota Suzuki, Tatsuya Kato, Wataru Sakamoto | 2021-02-02 |
| 10497709 | Semiconductor memory device | Mikiko Mori, Ryota Suzuki, Tatsuya Kato, Wataru Sakamoto | 2019-12-03 |
| 10056400 | Stacked semiconductor device | Keisuke Kikutani | 2018-08-21 |
| 10043815 | Semiconductor memory device | Mikiko Mori, Ryota Suzuki, Tatsuya Kato, Wataru Sakamoto | 2018-08-07 |
| 9761600 | Semiconductor memory device | Mikiko Mori, Ryota Suzuki, Tatsuya Kato, Wataru Sakamoto | 2017-09-12 |
| 9478556 | Semiconductor memory device | Mikiko Mori, Ryota Suzuki, Tatsuya Kato, Wataru Sakamoto | 2016-10-25 |
| 9293547 | NAND EEPROM with perpendicular sets of air gaps and method for manufacturing NAND EEPROM with perpendicular sets of air gaps | Fumitaka Arai, Wataru Sakamoto, Hiroyuki Nitta | 2016-03-22 |
| 9257443 | Memory device and method for manufacturing the same | Tatsuya Kato, Wataru Sakamoto, Fumitaka Arai | 2016-02-09 |
| 8981522 | Nonvolatile semiconductor storage device and method of manufacturing the same | Kenichi Fujii, Akira YOTSUMOTO, Takaya Yamanaka | 2015-03-17 |