Issued Patents All Time
Showing 1–25 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9183926 | Method for driving nonvolatile storage element, and nonvolatile storage device | Takeshi Takagi, Shunsaku Muraoka | 2015-11-10 |
| 9142292 | Method for reading data from nonvolatile storage element, and nonvolatile storage device | Takeshi Takagi | 2015-09-22 |
| 8830730 | Variable resistance nonvolatile storage device and method of forming memory cell | Shunsaku Muraoka, Satoru Mitani, Koji Katayama, Kazuhiko Shimakawa, Satoru Fujii +1 more | 2014-09-09 |
| 8675387 | Variable resistance nonvolatile memory device and programming method for same | Yuichiro Ikeda, Kazuhiko Shimakawa, Shunsaku Muraoka, Yoshikazu Katoh | 2014-03-18 |
| 8619460 | Nonvolatile memory device and method for programming nonvolatile memory element | Takeshi Takagi | 2013-12-31 |
| 8565005 | Nonvolatile memory element and nonvolatile memory device | Takeshi Takagi, Zhiqiang Wei, Takeki Ninomiya, Shunsaku Muraoka | 2013-10-22 |
| 8553446 | Nonvolatile memory element, manufacturing method thereof, and nonvolatile semiconductor device incorporating nonvolatile memory element | Satoru Mitani, Koji Katayama, Takeshi Takagi | 2013-10-08 |
| 8553444 | Variable resistance nonvolatile storage device and method of forming memory cell | Shunsaku Muraoka, Satoru Mitani, Koji Katayama, Kazuhiko Shimakawa, Satoru Fujii +1 more | 2013-10-08 |
| 8486788 | Semiconductor device and method for fabricating the same | Junko Iwanaga, Takeshi Takagi, Haruyuki Sorada, Tohru Saitoh, Takahiro Kawashima | 2013-07-16 |
| 8472238 | Variable resistance nonvolatile storage device with oxygen-deficient oxide layer and asymmetric substrate bias effect | Kazuhiko Shimakawa, Satoru Mitani, Shunsaku Muraoka | 2013-06-25 |
| 8445885 | Nonvolatile memory element having a thin platinum containing electrode | Satoru Mitani, Zhiqiang Wei, Takeshi Takagi, Koji Katayama | 2013-05-21 |
| 8445319 | Nonvolatile memory element, manufacturing method thereof, and nonvolatile semiconductor apparatus using the nonvolatile memory element | Koji Katayama, Satoru Fujii, Shunsaku Muraoka, Koichi Osano, Satoru Mitani +3 more | 2013-05-21 |
| 8441837 | Variable resistance nonvolatile memory device | Yuuichirou Ikeda, Kazuhiko Shimakawa, Shunsaku Muraoka, Ryotaro Azuma | 2013-05-14 |
| 8391051 | Method of programming nonvolatile memory element | Takeshi Takagi | 2013-03-05 |
| 8338816 | Nonvolatile memory element, and nonvolatile semiconductor device using the nonvolatile memory element | Shunsaku Muraoka, Satoru Mitani, Zhiqiang Wei, Takeshi Takagi | 2012-12-25 |
| 8320159 | Resistance variable nonvolatile memory device | Zhiqiang Wei, Ryotaro Azuma, Takeshi Takagi, Mitsuteru Iijima | 2012-11-27 |
| 8309946 | Resistance variable element | Satoru Mitani, Shunsaku Muraoka, Koji Katayama, Ryoko Miyanaga, Satoru Fujii +1 more | 2012-11-13 |
| 8279657 | Nonvolatile memory element and nonvolatile memory device | Takeshi Takagi, Zhiqiang Wei, Takeki Ninomiya, Shunsaku Muraoka | 2012-10-02 |
| 8264865 | Nonvolatile memory element, manufacturing method thereof, and nonvolatile semiconductor device incorporating nonvolatile memory element | Satoru Mitani, Koji Katayama, Takeshi Takagi | 2012-09-11 |
| 8233311 | Variable resistance nonvolatile storage device having a source line formed of parallel wiring layers connected to each other through vias | Kazuhiko Shimakawa, Satoru Mitani, Shunsaku Muraoka | 2012-07-31 |
| 8179713 | Nonvolatile memory element, nonvolatile memory device, and nonvolatile semiconductor device | Satoru Mitani, Zhiqiang Wei, Takeshi Takagi | 2012-05-15 |
| 8148711 | Nonvolatile memory element, manufacturing method thereof, and nonvolatile semiconductor apparatus using nonvolatile memory element | Satoru Fujii, Takeshi Takagi, Kazuhiko Shimakawa | 2012-04-03 |
| 8094485 | Variable resistance nonvolatile storage device with oxygen-deficient oxide layer and asymmetric substrate bias effect | Kazuhiko Shimakawa, Satoru Mitani, Shunsaku Muraoka | 2012-01-10 |
| 8022502 | Nonvolatile memory element, manufacturing method thereof, and nonvolatile semiconductor apparatus using the nonvolatile memory element | Koji Katayama, Satoru Fujii, Shunsaku Muraoka, Koichi Osano, Satoru Mitani +3 more | 2011-09-20 |
| 7986002 | FINFET-type semiconductor device and method for fabricating the same | Junko Iwanaga, Takeshi Takagi, Haruyuki Sorada, Tohru Saitoh, Takahiro Kawashima | 2011-07-26 |