Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12310544 | Cleaning sheet and surface sheet for cleaning sheet | Ayuka Yamamichi, Tomokazu Suda | 2025-05-27 |
| 11653812 | Cleaning tool | Tomokazu Suda, Yasuhiko Kenmochi, Ayuka Yamamichi | 2023-05-23 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12310544 | Cleaning sheet and surface sheet for cleaning sheet | Ayuka Yamamichi, Tomokazu Suda | 2025-05-27 |
| 11653812 | Cleaning tool | Tomokazu Suda, Yasuhiko Kenmochi, Ayuka Yamamichi | 2023-05-23 |