Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12183382 | Apparatuses and methods for skipping wordline activation of defective memory during refresh operations | — | 2024-12-31 |
| 11887659 | Apparatuses and methods for driving data lines in memory arrays | Yuhei Takahashi | 2024-01-30 |
| 11756648 | Semiconductor device having redundancy word lines | — | 2023-09-12 |
| 11748198 | Apparatuses, systems, and methods for error correction | Takuya Nakanishi, Toru Ishikawa | 2023-09-05 |
| 11645150 | Apparatuses, systems, and methods for error correction | Toru Ishikawa | 2023-05-09 |
| 11615845 | Redundancy in microelectronic devices, and related methods, devices, and systems | Toru Ishikawa | 2023-03-28 |
| 11605421 | Semiconductor device having driver circuits and sense amplifiers | Katsuhiro Kitagawa, Toru Ishikawa, Nobuki Takahashi | 2023-03-14 |
| 11417382 | Apparatuses and methods for skipping wordline activation of defective memory during refresh operations | — | 2022-08-16 |
| 11373725 | Error correction code circuits having one-to-one relationships with input/output pads and related apparatuses and methods | Zer Liang, Takuya Nakanishi | 2022-06-28 |
| 11340984 | Apparatuses, systems, and methods for error correction | Takuya Nakanishi, Toru Ishikawa | 2022-05-24 |
| 11169876 | Apparatuses, systems, and methods for error correction | Toru Ishikawa | 2021-11-09 |
| 11164623 | Apparatuses, systems, and methods for data strobe write timing | Kohei Nakamura | 2021-11-02 |
| 10984868 | Redundancy in microelectronic devices, and related methods, devices, and systems | Toru Ishikawa | 2021-04-20 |
| 7710792 | Semiconductor device | — | 2010-05-04 |
| 7623398 | Semiconductor memory device and semiconductor device | — | 2009-11-24 |
| 7548099 | Semiconductor device with delay section | — | 2009-06-16 |
| 7263009 | Semiconductor memory device with delay section | — | 2007-08-28 |
| 6897695 | Semiconductor integrated circuit device and method of detecting delay error in the same | — | 2005-05-24 |
| 6543017 | Semiconductor storage device | — | 2003-04-01 |
| 5852584 | Dynamic random access memory of a plurality of banks exhibiting high speed activation operation of sense amplifier | — | 1998-12-22 |