Issued Patents All Time
Showing 26–50 of 112 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8912516 | Memory element with ion source layer and memory device | Kazuhiro Ohba, Tetsuya Mizuguchi, Shuichiro Yasuda, Masayuki Shimuta | 2014-12-16 |
| 8884397 | Memory device and storage apparatus | Akihiro Maesaka, Akira Kouchiyama, Tomohito Tsushima | 2014-11-11 |
| 8885385 | Memory element and memory device | Tetsuya Mizuguchi, Shuichiro Yasuda, Masayuki Shimuta, Kazuhiro Ohba | 2014-11-11 |
| 8847194 | Memory component including an ion source layer and a resistance change layer, and a memory device using the same | Shuichiro Yasuda, Kazuhiro Ohba, Hiroaki Sei | 2014-09-30 |
| 8796657 | Memory element and memory device | Shuichiro Yasuda, Tetsuya Mizuguchi, Masayuki Shimuta, Kazuhiro Ohba | 2014-08-05 |
| 8730709 | Memory component, memory device, and method of operating memory device | Kazuhiro Ohba, Shuichiro Yasuda, Tetsuya Mizuguchi, Masayuki Shimuta, Akira Kouchiyama +1 more | 2014-05-20 |
| 8710482 | Memory component and memory device | Shuichiro Yasuda, Kazuhiro Ohba, Hiroaki Sei | 2014-04-29 |
| 8680502 | Amorphous semiconductor layer memory device | Minoru Ikarashi | 2014-03-25 |
| 8659000 | Amorphous semiiconductor layer memory device | Minoru Ikarashi | 2014-02-25 |
| 8569732 | Memory element and memory device | Shuichiro Yasuda, Tomohito Tsushima, Satoshi Sasaki | 2013-10-29 |
| 8427860 | Memory component, memory device, and method of operating memory device | Kazuhiro Ohba, Shuichiro Yasuda, Tetsuya Mizuguchi, Masayuki Shimuta, Akira Kouchiyama +1 more | 2013-04-23 |
| 8350248 | Memory element and memory device | Shuichiro Yasuda, Tomohito Tsushima, Satoshi Sasaki | 2013-01-08 |
| 8295074 | Memory cell | Shuichiro Yasuda, Akira Kouchiyama, Tetsuya Mizuguchi, Satoshi Sasaki | 2012-10-23 |
| 8222713 | Storage element and storage apparatus | Akira Kouchiyama | 2012-07-17 |
| 8119043 | Method of making master for manufacturing optical disc and method of manufacturing optical disc | Shinichi Kai, Akira Kouchiyama, Kenzo Nakagawa, Yoshihiro Takemoto | 2012-02-21 |
| 8097189 | Method for manufacturing optical disc master and method for manufacturing optical disc | Akira Kouchiyama | 2012-01-17 |
| 7786459 | Memory element and memory device comprising memory layer positioned between first and second electrodes | Tomohito Tsushima, Akira Kouchiyama, Tetsuya Mizuguchi | 2010-08-31 |
| 7772029 | Memory element and memory device comprising memory layer positioned between first and second electrodes | Tomohito Tsushima, Akira Kouchiyama | 2010-08-10 |
| 7719873 | Memory and semiconductor device with memory state detection | Hidenari Hachino, Hironobu Mori, Nobumichi Okazaki | 2010-05-18 |
| 7719082 | Memory device and storage apparatus | Akihiro Maesaka, Akira Kouchiyama, Tomohito Tsushima | 2010-05-18 |
| 7715220 | Memory apparatus | Tomohito Tsushima | 2010-05-11 |
| 7675053 | Memory device comprising a memory layer and a metal chalcogenide ion-source layer | Tetsuya Mizuguchi, Akihiro Maesaka, Akira Kouchiyama | 2010-03-09 |
| 7670514 | Method of producing optical disk-use original and method of producing optical disk | Akira Kouchiyama | 2010-03-02 |
| 7648671 | Method of making master for manufacturing optical disc and method of manufacturing optical disc | Shinichi Kai, Akira Kouchiyama, Kenzo Nakagawa, Yoshihiro Takemoto | 2010-01-19 |
| 7560724 | Storage device with reversible resistance change elements | Tomohito Tsushima, Hiroaki Narisawa, Wataru Otsuka, Hidenari Hachino | 2009-07-14 |