Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1095831 | Medical dilator | Marina TSUZUKU, Daisuke Kurita, Ryuuya Shiraishi | 2025-09-30 |
| 11896790 | Dilator | Marina TSUZUKU | 2024-02-13 |
| 11883067 | Dilator | Marina TSUZUKU, Daisuke Kurita | 2024-01-30 |
| 11819647 | Dilator | Hideaki Maki, Daiki Takahashi, Akira Sawai | 2023-11-21 |
| 11389631 | Dilator | Hideaki Maki, Daiki Takahashi, Akira Sawai | 2022-07-19 |
| 11331459 | Dilator | Hideaki Maki, Daiki Takahashi, Akira Sawai, Marina Kitai | 2022-05-17 |