Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10615172 | Three-dimensional memory device having double-width staircase regions and methods of manufacturing the same | Koichiro Nagata, Junpei Kanazawa, Yoshitaka Otsu, Takaaki Iwai, Hisakazu Otoi | 2020-04-07 |
| 10403639 | Three-dimensional memory device having on-pitch drain select gate electrodes and method of making the same | Takashi Orimoto, James Kai, Sayako Nagamine, Takaaki Iwai, Shigeyuki Sugihara | 2019-09-03 |
| 10347654 | Three-dimensional memory device employing discrete backside openings and methods of making the same | Takaaki Iwai, Hisakazu Otoi | 2019-07-09 |
| 10014316 | Three-dimensional memory device with leakage reducing support pillar structures and method of making thereof | Fabo Yu, Jayavel Pachamuthu, Jongsun Sel, Tuan Pham, Cheng-Chung Chu +3 more | 2018-07-03 |
| 9911748 | Epitaxial source region for uniform threshold voltage of vertical transistors in 3D memory devices | Masatoshi Nishikawa, Kiyohiko Sakakibara, Hiroyuki Ogawa | 2018-03-06 |
| 9576967 | Method of suppressing epitaxial growth in support openings and three-dimensional memory device containing non-epitaxial support pillars in the support openings | Hajime Kimura, Seiji Shimabukuro, Michiaki Sano, Masanori Tsutsumi | 2017-02-21 |
| 9305934 | Vertical NAND device containing peripheral devices on epitaxial semiconductor pedestal | Hao Ding, Masahiro Yaegashi, Shigehiro Fujino, Yuji Fukano | 2016-04-05 |