Issued Patents All Time
Showing 26–50 of 58 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9691489 | Nonvolatile semiconductor memory device with first and second read operations with different read voltages | Eietsu Takahashi, Koki Ueno | 2017-06-27 |
| 9672926 | Apparatus and method of programming and verification for a nonvolatile semiconductor memory device | Nobushi Matsuura, Masashi Yoshida, Eietsu Takahashi | 2017-06-06 |
| 9530510 | Nonvolatile semiconductor memory device | Eietsu Takahashi | 2016-12-27 |
| 9508442 | Non-volatile semiconductor storage device | Daisuke Kouno, Shigefumi Irieda, Kenri Nakai, Eietsu Takahashi | 2016-11-29 |
| 9472295 | Nonvolatile semiconductor memory device | Eietsu Takahashi, Koki Ueno | 2016-10-18 |
| 9449708 | Nonvolatile semiconductor memory device | Ryota Hirai | 2016-09-20 |
| 9390800 | Semiconductor memory and semiconductor memory control method | Eietsu Takahashi | 2016-07-12 |
| 9263140 | Non-volatile semiconductor storage device | Daisuke Kouno, Shigefumi Irieda, Kenri Nakai, Eietsu Takahashi | 2016-02-16 |
| 9214237 | Nonvolatile semiconductor memory device | Eietsu Takahashi | 2015-12-15 |
| 9153326 | Nonvolatile semiconductor memory device and method of controlling same | Masashi Yoshida, Eietsu Takahashi, Nobushi Matsuura | 2015-10-06 |
| 9105336 | Nonvolatile semiconductor memory device | Shigefumi Irieda | 2015-08-11 |
| 9064598 | Nonvolatile semiconductor memory device | Ryota Hirai | 2015-06-23 |
| 9025387 | Nonvolatile semiconductor memory device | Eietsu Takahashi, Koki Ueno | 2015-05-05 |
| 8976597 | Electrically rewriteable nonvolatile semiconductor memory device | Eietsu Takahashi, Koki Ueno | 2015-03-10 |
| 8953371 | Semiconductor storage device | Shigefumi Irieda, Kenri Nakai, Eietsu Takahashi, Koki Ueno | 2015-02-10 |
| 8873298 | Nonvolatile semiconductor storage device | Eietsu Takahashi | 2014-10-28 |
| 8848447 | Nonvolatile semiconductor memory device using write pulses with different voltage gradients | Daisuke Kouno, Shigefumi Irieda, Kenri Nakai, Eietsu Takahashi | 2014-09-30 |
| 8787091 | Nonvolatile semiconductor memory device | Eietsu Takahashi | 2014-07-22 |
| 8767478 | Non-volatile semiconductor storage device | Daisuke Kouno, Shigefumi Irieda, Kenri Nakai, Eietsu Takahashi | 2014-07-01 |
| 8767477 | Non-volatile semiconductor memory device | Koki Ueno, Eietsu Takahashi, Shigefumi Irieda, Manabu Sakaniwa | 2014-07-01 |
| 8737134 | Nonvolatile semiconductor storage device | Eietsu Takahashi, Yuji Takeuchi | 2014-05-27 |
| 8649221 | Nonvolatile semiconductor memory device | Eietsu Takahashi, Koki Ueno | 2014-02-11 |
| 8605514 | Nonvolatile semiconductor memory device | Eietsu Takahashi | 2013-12-10 |
| 8599617 | Nonvolatile semiconductor memory device | Eietsu Takahashi | 2013-12-03 |
| 8531891 | Non-volatile semiconductor storage device | Daisuke Kouno, Shigefumi Irieda, Kenri Nakai, Eietsu Takahashi | 2013-09-10 |