Issued Patents All Time
Showing 1–25 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10553729 | Nonvolatile semiconductor storage device and method for manufacturing the same | Takamitsu Ishihara | 2020-02-04 |
| 10074749 | Nonvolatile semiconductor storage device and method for manufacturing the same | Takamitsu Ishihara | 2018-09-11 |
| 9620653 | Nonvolatile semiconductor memory element, nonvolatile semiconductor memory, and method for operating nonvolatile semiconductor memory element | Masao Shingu, Jun Fujiki, Naoki Yasuda | 2017-04-11 |
| 9448191 | X-ray fluorescence spectrometer and X-ray fluorescence analyzer | Tadashi Utaka | 2016-09-20 |
| 9379320 | Nonvolatile memory device | Masao Shingu, Akira Takashima | 2016-06-28 |
| 9331167 | Nonvolatile semiconductor storage device and method for manufacturing the same | Takamitsu Ishihara | 2016-05-03 |
| 9252290 | Nonvolatile semiconductor memory element, nonvolatile semiconductor memory, and method for operating nonvolatile semiconductor memory element | Masao Shingu, Jun Fujiki, Naoki Yasuda | 2016-02-02 |
| 9246014 | Nonvolatile semiconductor memory element, nonvolatile semiconductor memory, and method for operating nonvolatile semiconductor memory element | Masao Shingu, Jun Fujiki, Naoki Yasuda | 2016-01-26 |
| 9012978 | Nonvolatile semiconductor memory element, nonvolatile semiconductor memory, and method for operating nonvolatile semiconductor memory element | Masao Shingu, Jun Fujiki, Naoki Yasuda | 2015-04-21 |
| 8987809 | Nonvolatile semiconductor memory element, nonvolatile semiconductor memory, and method for operating nonvolatile semiconductor memory element | Masao Shingu, Jun Fujiki, Naoki Yasuda | 2015-03-24 |
| 8796753 | Nonvolatile semiconductor storage device | Takamitsu Ishihara | 2014-08-05 |
| 8779502 | Nonvolatile semiconductor memory | Kiwamu Sakuma, Atsuhiro Kinoshita, Masahiro Kiyotoshi, Daisuke Hagishima | 2014-07-15 |
| 8759896 | Non-volatile semiconductor memory using charge-accumulation insulating film | Tatsuo Shimizu | 2014-06-24 |
| 8754467 | Semiconductor device, and method for manufacturing semiconductor device | Masao Shingu, Akira Takashima | 2014-06-17 |
| 8710572 | Nonvolatile semiconductor storage device having conductive and insulative charge storage films | Takamitsu Ishihara | 2014-04-29 |
| 8704290 | Nonvolatile semiconductor memory element, nonvolatile semiconductor memory, and method for operating nonvolatile semiconductor memory element | Masao Shingu, Jun Fujiki, Naoki Yasuda | 2014-04-22 |
| 8610196 | Memory including transistors with double floating gate structures | Tetsufumi Tanamoto, Kosuke Tatsumura, Kiwamu Sakuma, Atsuhiro Kinoshita, Shinobu Fujita | 2013-12-17 |
| 8575590 | Nonvolatile semiconductor memory device | Hiroyuki Nagashima | 2013-11-05 |
| 8569823 | Semiconductor device and manufacturing method thereof | Tsunehiro Ino, Masao Shingu, Shosuke Fujii, Akira Takashima, Daisuke Matsushita +3 more | 2013-10-29 |
| 8559216 | Nonvolatile semiconductor memory device | Naoki Yasuda, Daisuke Matsushita | 2013-10-15 |
| 8558301 | Semiconductor device, and method for manufacturing semiconductor device | Masao Shingu, Akira Takashima | 2013-10-15 |
| 8557717 | Method for manufacturing a semiconductor device | Daisuke Matsushita, Koichi Kato, Yasushi Nakasaki, Yuichiro Mitani | 2013-10-15 |
| 8546868 | Non-volatile semiconductor memory device and method of manufacturing the same | Yasushi Nakasaki, Naoki Yasuda, Shoko Kikuchi | 2013-10-01 |
| 8531890 | Nonvolatile semiconductor memory device and method for driving same | Jun Fujiki, Naoki Yasuda | 2013-09-10 |
| 8482053 | Nonvolatile semiconductor memory device with high-K insulating film | Akira Takashima, Masao Shingu | 2013-07-09 |