Issued Patents 2018
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D830014 | Electric vacuum cleaner | Zheyi Jin | 2018-10-02 |
| D830015 | Electric vacuum cleaner | Zheyi Jin | 2018-10-02 |
| D818788 | Device for collecting drilling dust | Zheyi Jin | 2018-05-29 |
| D815381 | Attachment for a floor cleaning machine | Zheyi Jin, Yunjin Zhao | 2018-04-10 |
| D810370 | Vacuum cleaner | Zheyi Jin | 2018-02-13 |
| D809725 | Lower portion of a vacuum cleaner | Zheyi Jin | 2018-02-06 |