Issued Patents All Time
Showing 26–50 of 58 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9391272 | Nonvolatile variable resistance element | Hidenori Miyagawa, Akira Takashima, Daisuke Matsushita | 2016-07-12 |
| 9373631 | Nonvolatile semiconductor memory device | Kiwamu Sakuma, Masahiro Kiyotoshi | 2016-06-21 |
| 9305646 | Semiconductor memory device | Reika Ichihara, Hidenori Miyagawa, Takayuki Ishikawa | 2016-04-05 |
| 9230975 | Nonvolatile semiconductor memory device | Kiwamu Sakuma, Masahiro Kiyotoshi | 2016-01-05 |
| 9219229 | Resistance change device and memory cell array | Daisuke Matsushita, Yuichiro Mitani | 2015-12-22 |
| 9202845 | Memory device having a stacked variable resistance layer | Masumi Saitoh, Takayuki Ishikawa, Hidenori Miyagawa, Chika Tanaka, Ichiro Mizushima | 2015-12-01 |
| 9190615 | Resistance random access memory device | Riichiro Takaishi, Hidenori Miyagawa | 2015-11-17 |
| 9190454 | Memory device | Masumi Saitoh, Takayuki Ishikawa, Kiyohito Nishihara | 2015-11-17 |
| 9147469 | Nonvolatile semiconductor memory device including variable resistance element | Akira Takashima, Hidenori Miyagawa, Daisuke Matsushita | 2015-09-29 |
| 9117848 | Nonvolatile semiconductor memory device and method of manufacturing the same | Haruka Kusai, Kiwamu Sakuma, Masao Shingu, Masahiro Kiyotoshi | 2015-08-25 |
| 9099645 | Resistance random access memory device | Hidenori Miyagawa, Takayuki Ishikawa | 2015-08-04 |
| 9087715 | Nonvolatile semiconductor memory device and method of manufacturing the same | Haruka Kusai, Kiwamu Sakuma, Masumi Saitoh, Masahiro Kiyotoshi | 2015-07-21 |
| 9082973 | Resistance random access memory device | Takayuki Ishikawa, Hidenori Miyagawa, Hiroki Tanaka, Masumi Saitoh | 2015-07-14 |
| 9053786 | Resistance-change memory | Reika Ichihara, Daisuke Matsushita | 2015-06-09 |
| 9040949 | Information recording device and method of manufacturing the same | Yuichiro Mitani, Daisuke Matsushita | 2015-05-26 |
| 9024287 | Memory device | Takayuki Ishikawa, Hiroki Tanaka | 2015-05-05 |
| 8987807 | Nonvolatile semiconductor memory device and method of manufacturing the same | Kiwamu Sakuma, Jun Fujiki, Atsuhiro Kinoshita | 2015-03-24 |
| 8981461 | Nonvolatile semiconductor memory device and method of manufacturing the same | Daisuke Hagishima, Kiwamu Sakuma | 2015-03-17 |
| 8975611 | Nonvolatile variable resistance device having a semiconductor layer with higher percentage of unterminated semiconductor element than adjacent layers | Takashi Yamauchi, Reika Ichihara | 2015-03-10 |
| 8971106 | Nonvolatile semiconductor memory device including variable resistance element | Akira Takashima, Hidenori Miyagawa, Daisuke Matsushita | 2015-03-03 |
| 8916848 | Resistance change device and memory cell array | Daisuke Matsushita, Yuichiro Mitani | 2014-12-23 |
| 8860182 | Resistance random access memory device | Riichiro Takaishi, Hidenori Miyagawa | 2014-10-14 |
| 8854874 | Nonvolatile semiconductor memory device including variable resistance element | Akira Takashima, Hidenori Miyagawa, Daisuke Matsushita | 2014-10-07 |
| 8835896 | Nonvolatile variable resistance element | Hidenori Miyagawa, Akira Takashima, Daisuke Matsushita | 2014-09-16 |
| 8710580 | Semiconductor device and method of manufacturing the same | Kiwamu Sakuma, Haruka Kusai, Li Zhang, Masahiro Kiyotoshi, Masao Shingu | 2014-04-29 |