Issued Patents All Time
Showing 151–175 of 280 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8310871 | Semiconductor memory device for storing multivalued data | Tomoharu Tanaka | 2012-11-13 |
| 8295090 | Semiconductor memory device capable of reducing chip size | Katsuaki Isobe, Toshiki Hisada | 2012-10-23 |
| 8289783 | Semiconductor memory device capable of suppressing peak current | — | 2012-10-16 |
| 8284607 | Semiconductor memory system including a plurality of semiconductor memory devices | Hiroshi Sukegawa | 2012-10-09 |
| 8279670 | Non-volatile semiconductor storage device | Takuya Futatsuyama, Yoshihisa Kondo | 2012-10-02 |
| 8274826 | NAND type flash memory | Toshifumi Hashimoto, Toshiki Hisada, Tsuneo Inaba | 2012-09-25 |
| 8270214 | Nonvolatile semiconductor memory device | Kazunori Kanebako | 2012-09-18 |
| 8264894 | Semiconductor memory device capable of memorizing multivalued data | — | 2012-09-11 |
| 8203889 | High-speed verifiable semiconductor memory device | — | 2012-06-19 |
| 8194461 | Semiconductor memory device having dummy cells in NAND strings applied with an additional program voltage after erasure and prior to data programming | Yasukazu Kosaki | 2012-06-05 |
| 8189389 | Nonvolatile semiconductor memory device with a voltage setting circuit for a step-up shift test | Tomoharu Tanaka | 2012-05-29 |
| 8174883 | Semiconductor memory device capable of preventing a shift of threshold voltage | Mitsuaki Honma | 2012-05-08 |
| 8159882 | Nonvolatile semiconductor memory device and memory system | Mitsuaki Honma | 2012-04-17 |
| 8154930 | Semiconductor memory device which stores plural data in a cell | Tomoharu Tanaka | 2012-04-10 |
| 8149629 | Semiconductor storage device adapted to prevent erroneous writing to non-selected memory cells | Kenri Nakai | 2012-04-03 |
| 8138650 | Rotor core having bridges connection magnetic pole and method of manufacturing the same | Tsuyoshi Shiga | 2012-03-20 |
| 8116134 | Semiconductor memory device with improved ECC efficiency | Kazunori Kanebako | 2012-02-14 |
| 8098524 | Semiconductor memory device capable of increasing writing speed | Kenichi Imamiya | 2012-01-17 |
| 8077514 | Semiconductor memory device capable of memorizing multivalued data | — | 2011-12-13 |
| 8004889 | Semiconductor memory device capable of lowering a write voltage | — | 2011-08-23 |
| 7995392 | Semiconductor memory device capable of shortening erase time | — | 2011-08-09 |
| 7978514 | Semiconductor memory device for storing multivalued data | Tomoharu Tanaka | 2011-07-12 |
| 7969784 | Nonvolatile semiconductor memory having plural data storage portions for a bit line connected to memory cells | Ken Takeuchi, Tomoharu Tanaka | 2011-06-28 |
| 7933152 | Semiconductor memory device capable of increasing writing speed | Kenichi Imamiya | 2011-04-26 |
| 7929352 | High-speed verifiable semiconductor memory device | — | 2011-04-19 |