Issued Patents All Time
Showing 1–25 of 58 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9564583 | Memory device comprising a non-phase-changing amorphous chalcogenide memory layer and a metal chalcogenide ion-source layer | Katsuhisa Aratani, Minoru Ishida | 2017-02-07 |
| 9543514 | Memory component, memory device, and method of operating memory device | Kazuhiro Ohba, Shuichiro Yasuda, Tetsuya Mizuguchi, Katsuhisa Aratani, Masayuki Shimuta +1 more | 2017-01-10 |
| 9263670 | Memory element and memory device | Shuichiro Yasuda, Hiroaki Sei, Masayuki Shimuta, Naomi Yamada | 2016-02-16 |
| 9240549 | Memory component, memory device, and method of operating memory device | Kazuhiro Ohba, Shuichiro Yasuda, Tetsuya Mizuguchi, Katsuhisa Aratani, Masayuki Shimuta +1 more | 2016-01-19 |
| 9202560 | Memory element and memory device with ion source layer and resistance change layer | Tetsuya Mizuguchi, Kazuhiro Ohba, Shuichiro Yasuda, Masayuki Shimuta, Hiroaki Sei | 2015-12-01 |
| 9112149 | Memory element and method of manufacturing the same, and memory device | Hiroaki Sei, Shuichiro Yasuda, Masayuki Shimuta, Katsuhisa Aratani, Tetsuya Mizuguchi +1 more | 2015-08-18 |
| 8981325 | Memory device and storage apparatus | Katsuhisa Aratani, Akihiro Maesaka, Tomohito Tsushima | 2015-03-17 |
| 8884397 | Memory device and storage apparatus | Katsuhisa Aratani, Akihiro Maesaka, Tomohito Tsushima | 2014-11-11 |
| 8730709 | Memory component, memory device, and method of operating memory device | Kazuhiro Ohba, Shuichiro Yasuda, Tetsuya Mizuguchi, Katsuhisa Aratani, Masayuki Shimuta +1 more | 2014-05-20 |
| 8685786 | Method of manufacturing a semiconductor memory device having a resistance change memory layer | Yoshihisa Kagawa, Tetsuya Mizuguchi, Ichiro Fujiwara, Satoshi Sasaki, Naomi Yamada | 2014-04-01 |
| 8546782 | Memory element and memory device | Shuichiro Yasuda, Hiroaki Sei, Masayuki Shimuta, Naomi Yamada | 2013-10-01 |
| 8427860 | Memory component, memory device, and method of operating memory device | Kazuhiro Ohba, Shuichiro Yasuda, Tetsuya Mizuguchi, Katsuhisa Aratani, Masayuki Shimuta +1 more | 2013-04-23 |
| 8295074 | Memory cell | Shuichiro Yasuda, Katsuhisa Aratani, Tetsuya Mizuguchi, Satoshi Sasaki | 2012-10-23 |
| 8222713 | Storage element and storage apparatus | Katsuhisa Aratani | 2012-07-17 |
| 8119043 | Method of making master for manufacturing optical disc and method of manufacturing optical disc | Shinichi Kai, Katsuhisa Aratani, Kenzo Nakagawa, Yoshihiro Takemoto | 2012-02-21 |
| 8097189 | Method for manufacturing optical disc master and method for manufacturing optical disc | Katsuhisa Aratani | 2012-01-17 |
| 7786459 | Memory element and memory device comprising memory layer positioned between first and second electrodes | Katsuhisa Aratani, Tomohito Tsushima, Tetsuya Mizuguchi | 2010-08-31 |
| 7772029 | Memory element and memory device comprising memory layer positioned between first and second electrodes | Katsuhisa Aratani, Tomohito Tsushima | 2010-08-10 |
| 7719082 | Memory device and storage apparatus | Katsuhisa Aratani, Akihiro Maesaka, Tomohito Tsushima | 2010-05-18 |
| 7675053 | Memory device comprising a memory layer and a metal chalcogenide ion-source layer | Tetsuya Mizuguchi, Katsuhisa Aratani, Akihiro Maesaka | 2010-03-09 |
| 7670514 | Method of producing optical disk-use original and method of producing optical disk | Katsuhisa Aratani | 2010-03-02 |
| 7648671 | Method of making master for manufacturing optical disc and method of manufacturing optical disc | Shinichi Kai, Katsuhisa Aratani, Kenzo Nakagawa, Yoshihiro Takemoto | 2010-01-19 |
| 7560220 | Resist material and nanofabrication method | Katsuhisa Aratani | 2009-07-14 |
| 7425724 | Memory device and method of production and method of use of same and semiconductor device and method of production of same | Katsuhisa Aratani, Minoru Ishida | 2008-09-16 |
| 7344822 | Resist material and nanofabrication method | Katsuhisa Aratani | 2008-03-18 |