Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9595324 | Semiconductor memory device | Hiroki TOKUHIRA, Takashi Izumida | 2017-03-14 |
| 9502103 | Semiconductor memory device | Takashi Izumida | 2016-11-22 |
| 9136468 | Nonvolatile semiconductor memory device | Tsukasa Nakai, Masaki Kondo, Nobutoshi Aoki | 2015-09-15 |
| 9030881 | Nonvolatile semiconductor memory device | Hiroki TOKUHIRA, Tsukasa Nakai, Masaki Kondo, Toshiyuki Enda, Nobutoshi Aoki | 2015-05-12 |
| 8610282 | Semiconductor device and method of manufacturing the same | Takashi KURUSU, Takashi Izumida, Nobutoshi Aoki | 2013-12-17 |
| 7786523 | Capacitor of dynamic random access memory and method of manufacturing the capacitor | Yumi Hayashi, Hayato Nasu, Kazumichi Tsumura, Takamasa Usui | 2010-08-31 |
| 7755134 | Nonvolatile semiconductor memory device | Masaru Kito, Nobutoshi Aoki, Masaru Kidoh, Ryota Katsumata, Masaki Kondo +6 more | 2010-07-13 |
| 7638829 | Capacitor of dynamic random access memory and method of manufacturing the capacitor | Yumi Hayashi, Hayato Nasu, Kazumichi Tsumura, Takamasa Usui | 2009-12-29 |
| 7539055 | Non-volatile semiconductor memory and method for controlling a non-volatile semiconductor memory | Toshiyuki Enda, Naoki Kusunoki, Nobutoshi Aoki, Fumitaka Arai, Riichiro Shirota | 2009-05-26 |
| 7528447 | Non-volatile semiconductor memory and method for controlling a non-volatile semiconductor memory | Toshiyuki Enda, Naoki Kusunoki, Nobutoshi Aoki, Fumitaka Arai, Riichiro Shirota | 2009-05-05 |
| 7459748 | Semiconductor memory device | Riichiro Shirota, Fumitaka Arai, Toshiyuki Enda, Naoki Kusunoki, Nobutoshi Aoki +3 more | 2008-12-02 |
| 7393748 | Method of fabricating a semiconductor memory device | Fumitaka Arai, Toshiyuki Enda, Naoki Kusunoki, Nobutoshi Aoki, Riichiro Shirota +2 more | 2008-07-01 |
| 6784006 | Semiconductor device, method of manufacturing semiconductor device, and system for evaluating electrical characteristics of semiconductor device | Toshiyuki Enda | 2004-08-31 |
| 6195790 | Electrical parameter evaluation system, electrical parameter evaluation method, and computer-readable recording medium for recording electrical parameter evaluation program | Toshiyuki Enda, Naoyuki Shigyo, Kazuya Matsuzawa | 2001-02-27 |
| 5905279 | Low resistant trench fill for a semiconductor device | Akihiro Nitayama | 1999-05-18 |
| 5763918 | ESD structure that employs a schottky-barrier to reduce the likelihood of latch-up | Badih El-Kareh, James G. Ryan | 1998-06-09 |
| 5463234 | High-speed semiconductor gain memory cell with minimal area occupancy | Akira Toriumi, Naoyuki Shigyo, Tetsunori Wada, Kazuya Ohuchi, Makoto Yoshimi | 1995-10-31 |