Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11996153 | Three-dimensional memory device with separated contact regions and methods for forming the same | James Kai, Yuki Mizutani, Masaaki Higashitani, Hiroyuki Ogawa | 2024-05-28 |
| 11515317 | Three-dimensional memory device including through-memory-level via structures and methods of making the same | Takaaki Iwai, Junpei Kanazawa, Hironori Matsuoka, Raiden Matsuno | 2022-11-29 |
| 10985176 | Three-dimensional memory device containing eye-shaped contact via structures located in laterally-undulating trenches and method of making the same | Takaaki Iwai, Yoshitaka Otsu | 2021-04-20 |
| 10892267 | Three-dimensional memory device containing through-memory-level contact via structures and method of making the same | Mitsuteru Mushiga, Kenji Sugiura, Shigehisa Inoue, Yuki Fukuda | 2021-01-12 |
| 10879262 | Three-dimensional memory device containing eye-shaped contact via structures located in laterally-undulating trenches and method of making the same | Takaaki Iwai, Yoshitaka Otsu | 2020-12-29 |
| 10707314 | Surround gate vertical field effect transistors including tubular and strip electrodes and method of making the same | Seje Takaki, Jongsun Sel, Chao Feng Yeh | 2020-07-07 |
| 10629611 | Three-dimensional memory device and methods of making the same using replacement drain select gate electrodes | Zhixin Cui, Kiyohiko Sakakibara, Mitsuteru Mushiga, Kenji Sugiura | 2020-04-21 |
| 10615172 | Three-dimensional memory device having double-width staircase regions and methods of manufacturing the same | Koichiro Nagata, Junpei Kanazawa, Yoshitaka Otsu, Takaaki Iwai, Shuji Minagawa | 2020-04-07 |
| 10586803 | Three-dimensional memory device and methods of making the same using replacement drain select gate electrodes | Mitsuteru Mushiga, Kenji Sugiura, Zhixin Cui, Kiyohiko Sakakibara | 2020-03-10 |
| 10516025 | Three-dimensional NAND memory containing dual protrusion charge trapping regions and methods of manufacturing the same | Masatoshi Nishikawa, Akio Nishida | 2019-12-24 |
| 10490564 | Three-dimensional memory device and methods of making the same using replacement drain select gate electrodes | Mitsuteru Mushiga, Kenji Sugiura | 2019-11-26 |
| 10490569 | Three-dimensional memory device and method of making the same using concurrent formation of memory openings and contact openings | Mitsuteru Mushiga, Kensuke Yamaguchi, James Kai, Zhixin Cui, Murshed Chowdhury +2 more | 2019-11-26 |
| 10354987 | Three-dimensional memory device containing bonded chip assembly with through-substrate via structures and method of making the same | Mitsuteru Mushiga, Akio Nishida, Kenji Sugiura, Masatoshi Nishikawa | 2019-07-16 |
| 10354980 | Three-dimensional memory device containing bonded chip assembly with through-substrate via structures and method of making the same | Mitsuteru Mushiga, Akio Nishida, Kenji Sugiura, Masatoshi Nishikawa | 2019-07-16 |
| 10347654 | Three-dimensional memory device employing discrete backside openings and methods of making the same | Takaaki Iwai, Shuji Minagawa | 2019-07-09 |
| 10115895 | Vertical field effect transisitors having a rectangular surround gate and method of making the same | Seje Takaki, Jongsun Sel | 2018-10-30 |
| 8669172 | Method of manufacturing nonvolatile semiconductor device | Yasuaki Yonemochi, Akio Nishida, Shigeru Shiratake | 2014-03-11 |
| 8211777 | Method of manufacturing nonvolatile semiconductor device | Yasuaki Yonemochi, Akio Nishida, Shigeru Shiratake | 2012-07-03 |
| 7705392 | Nonvolatile semiconductor device and method of manufacturing nonvolatile semiconductor device | Yasuaki Yonemochi, Akio Nishida, Shigeru Shiratake | 2010-04-27 |
| 6930351 | Semiconductor device with dummy gate electrode | Hiromi Makimoto | 2005-08-16 |