Issued Patents All Time
Showing 25 most recent of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9577187 | Memory element with ion conductor layer in which metal ions diffuse and memory device incorporating same | Akihiro Maesaka, Kazuhiro Ohba, Koji Miyata, Motonari Honda, Katsuhisa Aratani | 2017-02-21 |
| 9543514 | Memory component, memory device, and method of operating memory device | Kazuhiro Ohba, Shuichiro Yasuda, Katsuhisa Aratani, Masayuki Shimuta, Akira Kouchiyama +1 more | 2017-01-10 |
| 9489938 | Sound synthesis method and sound synthesis apparatus | Kiyohisa Sugii | 2016-11-08 |
| 9356232 | Method of making memory element with ion source layer comprised of two or more unit IO source layers | Kazuhiro Ohba, Shuichiro Yasuda, Masayuki Shimuta, Katsuhisa Aratani | 2016-05-31 |
| 9240549 | Memory component, memory device, and method of operating memory device | Kazuhiro Ohba, Shuichiro Yasuda, Katsuhisa Aratani, Masayuki Shimuta, Akira Kouchiyama +1 more | 2016-01-19 |
| 9231200 | Memory element and memory device | Shuichiro Yasuda, Masayuki Shimuta, Kazuhiro Ohba, Katsuhisa Aratani | 2016-01-05 |
| 9202560 | Memory element and memory device with ion source layer and resistance change layer | Kazuhiro Ohba, Shuichiro Yasuda, Masayuki Shimuta, Akira Kouchiyama, Hiroaki Sei | 2015-12-01 |
| 9136470 | Memory element with ion conductor layer in which metal ions diffuse and memory device incorporating same | Akihiro Maesaka, Kazuhiro Ohba, Koji Miyata, Motonari Honda, Katsuhisa Aratani | 2015-09-15 |
| 9112149 | Memory element and method of manufacturing the same, and memory device | Hiroaki Sei, Shuichiro Yasuda, Masayuki Shimuta, Katsuhisa Aratani, Akira Kouchiyama +1 more | 2015-08-18 |
| 9058873 | Memory element having ion source layers with different contents of a chalcogen element | Masayuki Shimuta, Shuichiro Yasuda, Kazuhiro Ohba, Katsuhisa Aratani | 2015-06-16 |
| 8912516 | Memory element with ion source layer and memory device | Kazuhiro Ohba, Shuichiro Yasuda, Masayuki Shimuta, Katsuhisa Aratani | 2014-12-16 |
| 8885385 | Memory element and memory device | Shuichiro Yasuda, Masayuki Shimuta, Kazuhiro Ohba, Katsuhisa Aratani | 2014-11-11 |
| 8873281 | Memory element and memory device | Shuichiro Yasuda, Satoshi Sasaki, Naomi Yamada | 2014-10-28 |
| 8816313 | Memory element and memory device | Kazuhiro Ohba, Shuichiro Yasuda | 2014-08-26 |
| 8796657 | Memory element and memory device | Shuichiro Yasuda, Masayuki Shimuta, Katsuhisa Aratani, Kazuhiro Ohba | 2014-08-05 |
| 8730709 | Memory component, memory device, and method of operating memory device | Kazuhiro Ohba, Shuichiro Yasuda, Katsuhisa Aratani, Masayuki Shimuta, Akira Kouchiyama +1 more | 2014-05-20 |
| 8685786 | Method of manufacturing a semiconductor memory device having a resistance change memory layer | Yoshihisa Kagawa, Ichiro Fujiwara, Akira Kouchiyama, Satoshi Sasaki, Naomi Yamada | 2014-04-01 |
| 8547735 | Memory element and memory device | Shuichiro Yasuda, Satoshi Sasaki, Naomi Yamada | 2013-10-01 |
| 8492740 | Memory element and memory device | Kazuhiro Ohba, Shuichiro Yasuda | 2013-07-23 |
| 8427860 | Memory component, memory device, and method of operating memory device | Kazuhiro Ohba, Shuichiro Yasuda, Katsuhisa Aratani, Masayuki Shimuta, Akira Kouchiyama +1 more | 2013-04-23 |
| 8295074 | Memory cell | Shuichiro Yasuda, Katsuhisa Aratani, Akira Kouchiyama, Satoshi Sasaki | 2012-10-23 |
| 7786459 | Memory element and memory device comprising memory layer positioned between first and second electrodes | Katsuhisa Aratani, Tomohito Tsushima, Akira Kouchiyama | 2010-08-31 |
| 7775866 | Game apparatus and method for falling block game with launched rising objects | Masahiro Sakurai | 2010-08-17 |
| 7700982 | Magnetoresistive effect element and magnetic memory device | Masanori Hosomi, Kazuhiro Ohba, Kazuhiro Bessho, Tetsuya Yamamoto, Hiroshi Kano | 2010-04-20 |
| 7696511 | Memory element and memory device | Kazuhiro Ohba, Takeyuki Sone, Keitaro Endo | 2010-04-13 |