Issued Patents All Time
Showing 25 most recent of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12224037 | Apparatuses and methods of memory access control with section predecoding and section selection | Manami Senoo, Yoshio Mizukane | 2025-02-11 |
| 12131767 | Apparatuses and methods for generating refresh addresses | — | 2024-10-29 |
| 12106792 | Apparatuses and methods for partial array self refresh masking | Yukimi Morimoto, Yoshio Mizukane | 2024-10-01 |
| 12002501 | Apparatuses and methods for distributed targeted refresh operations | — | 2024-06-04 |
| 11721389 | Apparatuses and methods of power supply control for threshold voltage compensated sense amplifiers | Toshiyuki Sato | 2023-08-08 |
| 11557331 | Apparatuses and methods for controlling refresh operations | Shingo Mitsubori | 2023-01-17 |
| 11468937 | Apparatuses and methods for generating refresh addresses | — | 2022-10-11 |
| 11450378 | Apparatuses and methods of power supply control for threshold voltage compensated sense amplifiers | Toshiyuki Sato | 2022-09-20 |
| 11356081 | Average interval generator | — | 2022-06-07 |
| 11322192 | Apparatuses and methods for calculating row hammer refresh addresses in a semiconductor device | Masaru Morohashi | 2022-05-03 |
| 11257529 | Apparatuses and methods for DRAM wordline control with reverse temperature coefficient delay | Yangsung Joo | 2022-02-22 |
| 11222686 | Apparatuses and methods for controlling refresh timing | — | 2022-01-11 |
| 10957377 | Apparatuses and methods for distributed targeted refresh operations | — | 2021-03-23 |
| 10878862 | Apparatuses and methods for DRAM wordline control with reverse temperature coefficient delay | Yangsung Joo | 2020-12-29 |
| 10580475 | Apparatuses and methods for calculating row hammer refresh addresses in a semiconductor device | Masaru Morohashi | 2020-03-03 |
| 9076503 | Semiconductor device | — | 2015-07-07 |
| 9053759 | Semiconductor device having plural selection lines | — | 2015-06-09 |
| 8726106 | Semiconductor device having redundant select line to replace regular select line | — | 2014-05-13 |
| 8125248 | Semiconductor device, method of fabricating semiconductor device, and semiconductor device layout method | — | 2012-02-28 |
| 7295055 | Device for eliminating clock signal noise in a semiconductor integrated circuit | Hidenori Uehara | 2007-11-13 |
| 7161405 | Level shift circuit | — | 2007-01-09 |
| 7005931 | Semiconductor integrated circuit | — | 2006-02-28 |
| 6977851 | Semiconductor memory device | — | 2005-12-20 |
| 6751128 | Semiconductor memory device having shortened testing time | Koji Kuroki | 2004-06-15 |
| 6738299 | Semiconductor memory device with redundant memory cells | — | 2004-05-18 |