Issued Patents All Time
Showing 25 most recent of 280 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12367938 | Semiconductor memory with different threshold voltages of memory cells | Hironori Uchikawa | 2025-07-22 |
| 12354652 | Memory device applying plural different read voltages to a word line in a read operation | Mitsuaki Honma | 2025-07-08 |
| 12300333 | Semiconductor memory device capable of shortening erase time | — | 2025-05-13 |
| 12293787 | Memory system | Tokumasa Hara | 2025-05-06 |
| 12176027 | Nonvolatile memory and writing method | Tokumasa Hara | 2024-12-24 |
| 12094532 | Semiconductor memory device | — | 2024-09-17 |
| 12080354 | Nonvolatile semiconductor memory device which performs improved erase operation | Jun Nakai | 2024-09-03 |
| 12020756 | Semiconductor memory | Hironori Uchikawa, Taira SHIBUYA | 2024-06-25 |
| 11978501 | Semiconductor memory device and method | Akiyuki MURAYAMA, Kikuko Sugimae, Katsuya Nishiyama, Yusuke Arayashiki, Motohiko FUJIMATSU +1 more | 2024-05-07 |
| 11972802 | Semiconductor memory system including first and second semiconductor memory chips and a common signal line | Hiroshi Sukegawa | 2024-04-30 |
| 11967368 | Nonvolatile memory multilevel cell programming | Tokumasa Hara | 2024-04-23 |
| 11915748 | Semiconductor memory device, memory system, and write method | Yasuyuki Matsuda | 2024-02-27 |
| 11837294 | Semiconductor memory with different threshold voltages of memory cells | Hironori Uchikawa | 2023-12-05 |
| 11830559 | Semiconductor memory device capable of shortening erase time | — | 2023-11-28 |
| 11763883 | Nonvolatile memory and writing method | Tokumasa Hara | 2023-09-19 |
| 11756611 | Memory system | Tokumasa Hara | 2023-09-12 |
| 11688458 | Semiconductor memory device and memory system | Tokumasa Hara | 2023-06-27 |
| 11664077 | Nonvolatile semiconductor memory device which performs improved erase operation | Jun Nakai | 2023-05-30 |
| 11657879 | Semiconductor memory | Hironori Uchikawa, Taira SHIBUYA | 2023-05-23 |
| 11651817 | Semiconductor memory device | — | 2023-05-16 |
| 11646076 | Nonvolatile memory multilevel cell programming | Tokumasa Hara | 2023-05-09 |
| 11621039 | Semiconductor memory device, memory system, and write method | Yasuyuki Matsuda | 2023-04-04 |
| 11501834 | Semiconductor memory system including first and second semiconductor memory chips and a common signal line | Hiroshi Sukegawa | 2022-11-15 |
| 11437095 | Semiconductor memory device, memory system, and write method | Yasuyuki Matsuda | 2022-09-06 |
| 11423997 | Semiconductor memory device | Akiyuki MURAYAMA, Kikuko Sugimae, Katsuya Nishiyama, Motohiko FUJIMATSU | 2022-08-23 |