Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12087688 | Semiconductor storage device | Takaco Umezawa, Hiroaki Yamamoto, Tetsuya Tada, Katsuaki Mouri, Takahiro Shimokawa +1 more | 2024-09-10 |
| 11805635 | Semiconductor memory device | Hiroaki Yamamoto, Kenichi Kawabata, Haruyuki Miyata, Takahiro Shimokawa, Takaco Umezawa +1 more | 2023-10-31 |