Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10381373 | Three-dimensional memory device having a buried source line extending to scribe line and method of making thereof | Yasuchika Okizumi, Michiru Hirayama, Satoshi Shimizu, Yasuo Kasagi, Kimiaki Naruse | 2019-08-13 |
| 10199359 | Three-dimensional memory device employing direct source contact and hole current detection and method of making the same | Kiyohiko Sakakibara, Satoshi Shimizu | 2019-02-05 |
| 10192877 | Three-dimensional memory device with level-shifted staircase structures and method of making thereof | Yasuchika Okizumi, Shogo Mada, Hiroyuki Ogawa | 2019-01-29 |