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 | Shigeki Kobayashi, Kei Sakamoto, Ryosuke Sawabe | 2017-11-28 |
| 9780147 | Semiconductor memory device | Hiroshi Kanno, Takayuki Tsukamoto, Atsushi Yoshida | 2017-10-03 |
| 9679911 | Semiconductor memory device and production method thereof | Ryosuke Sawabe, Shigeki Kobayashi, Kei Sakamoto | 2017-06-13 |