Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12376302 | Semiconductor memory device and method for manufacturing semiconductor memory device | Saho Ohsawa, Kenichi Fujii, Takashi Fukushima, Hiroyuki OHTORI, Kaihei KATOU +2 more | 2025-07-29 |
| 12302565 | Semiconductor storage device | Takashi Fukushima, Yuji Sakai, Hiroshi Itokawa, Tatsunori ISOGAI | 2025-05-13 |
| 11581329 | Semiconductor memory device | Yasuhiro Uchiyama, Hiroshi Itokawa | 2023-02-14 |
| 10658376 | Semiconductor device including a blocking layer having a varying thickness | Shigeru Kinoshita, Kenta Yamada, Hirokazu Ishigaki | 2020-05-19 |
| 10304849 | Semiconductor memory device | Masaru Kito | 2019-05-28 |
| 9831121 | Semiconductor memory device with contact plugs extending inside contact connection portions | Takamasa Okawa, Shigeki Kobayashi, Kei Sakamoto | 2017-11-28 |
| 9679911 | Semiconductor memory device and production method thereof | Shigeki Kobayashi, Takamasa Okawa, Kei Sakamoto | 2017-06-13 |
| 9666595 | Semiconductor memory device and method of manufacturing the same | Hanae ISHIHARA, Masaru Kito | 2017-05-30 |