Issued Patents 2021
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11191405 | Vacuum cleaner | Junichi Iwakami | 2021-12-07 |
| 11134815 | Box-type dust collector | Shulin Liu, Zheng Wang, Haowei Mei | 2021-10-05 |
| 11134816 | Dust collector | Keisuke Yamada | 2021-10-05 |
| 11109725 | Dust collector | — | 2021-09-07 |
| 11039721 | Cyclone unit | Akane Akisada | 2021-06-22 |