Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12432917 | Three-dimensional memory device including discrete memory elements and method of making the same | Ippei Yasuda, Adarsh Rajashekhar | 2025-09-30 |
| 11792986 | Dual sacrificial material replacement process for a three-dimensional memory device and structure formed by the same | Naoto Norizuki, Shunsuke TAKUMA | 2023-10-17 |
| 11387166 | Three-dimensional memory device with variable width contact via structures and methods for making the same | — | 2022-07-12 |
| 10580783 | Multi-tier three-dimensional memory device containing differential etch rate field oxides and method of making the same | Zhixin Cui, Hiroshi Minakata, Yoshiyuki Okura | 2020-03-03 |
| 10192784 | Three-dimensional memory device containing self-aligned contact via structures and methods of manufacturing the same | Zhixin Cui, Hiroshi Minakata, Yoshiyuki Okura | 2019-01-29 |
| 8841724 | Semiconductor device and its manufacturing method | Kenji Miyakoshi, Shinichiro Wada, Yohei Yanagida, Takayuki Oshima | 2014-09-23 |