Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11452427 | Cleaning sheet | Naoki Shintani, Asako Fushimi | 2022-09-27 |
| 11439290 | Cleaning tool | Naoki Shintani, Asako Fushimi | 2022-09-13 |
| 11230184 | Work vehicle | Tatsuya Nagatomi | 2022-01-25 |