Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12367912 | Semiconductor storage device including sense amplifier that senses data from multiple memory circuits | — | 2025-07-22 |
| 11289155 | Semiconductor memory device with write assist control | Toshiaki Dozaka | 2022-03-29 |
| 10957385 | Semiconductor storage device with assist timing control circuit | — | 2021-03-23 |
| 8649231 | Semiconductor memory device with delay circuit and sense amplifier circuit | — | 2014-02-11 |
| 7495310 | Fuse-data reading circuit | Toshiaki Douzaka, Shigeyuki Hayakawa, Yutaka Tanaka | 2009-02-24 |
| 6977834 | Semiconductor integrated circuit device | Tadashi Onizawa, Shigeyuki Hayakawa, Yutaka Tanaka | 2005-12-20 |
| 6418520 | Address converting circuit utilizing string comparison and carry information calculation | Shigeyuki Hayakawa | 2002-07-09 |