Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10157964 | Memory device and method for manufacturing the same | — | 2018-12-18 |
| 9647031 | Memory device and manufacturing method thereof | — | 2017-05-09 |
| 9245928 | Non-volatile memory device | Kikuko Sugimae | 2016-01-26 |
| 9190454 | Memory device | Masumi Saitoh, Takayuki Ishikawa, Shosuke Fujii | 2015-11-17 |
| 8969998 | NAND type nonvolatile semiconductor memory device and method for manufacturing same | — | 2015-03-03 |
| 8890105 | Nonvolatile memory | — | 2014-11-18 |
| 8723245 | Nonvolatile memory device | Hiroshi Akahori, Masaki Kondo, Yingkang Zhang, Shigeo Kondo, Hidenobu Nagashima +2 more | 2014-05-13 |
| 8421234 | Semiconductor device and method of manufacturing the same | — | 2013-04-16 |
| 8344441 | Nonvolatile semiconductor memory device | — | 2013-01-01 |
| 8212308 | Nonvolatile semiconductor flash memory | Fumitaka Arai | 2012-07-03 |
| 8183624 | Semiconductor memory device | Makoto Mizukami | 2012-05-22 |
| 8089119 | Semiconductor memory device and write method of the same | — | 2012-01-03 |
| 8072025 | Non-volatile semiconductor storage device and method of manufacturing the same | Fumitaka Arai | 2011-12-06 |
| 8039886 | Depletion-type NAND flash memory | Makoto Mizukami | 2011-10-18 |
| 8009474 | Semiconductor storage device and read voltage correction method | Fumitaka Arai | 2011-08-30 |
| 7986000 | Semiconductor device and method of manufacturing the same | Makoto Mizukami, Masaki Kondo, Takashi Izumida, Hirokazu Ishida, Atsushi Fukumoto +3 more | 2011-07-26 |
| 7928516 | Semiconductor storage device and manufacturing method thereof | — | 2011-04-19 |
| 7829933 | Semiconductor memory device and write method of the same | — | 2010-11-09 |
| 7781807 | Non-volatile semiconductor storage device | Fumitaka Arai | 2010-08-24 |
| 7505312 | Nonvolatile semiconductor memory device capable of controlling proximity effect due to coupling between adjacent charge storage layers | Yasuhiko Matsunaga, Fumitaka Arai, Atsuhiro Sato, Makoto Sakuma, Masato Endo +2 more | 2009-03-17 |