Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10134672 | Semiconductor memory device having a stepped structure and contact wirings formed thereon | — | 2018-11-20 |
| 10050048 | Semiconductor memory device and method of manufacturing semiconductor memory device | — | 2018-08-14 |
| 9935118 | Semiconductor memory device | Tadashi Iguchi, Murato Kawai, Hisashi Kato, Megumi Ishiduki | 2018-04-03 |