Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |