Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D928578 | Reciprocating saw | — | 2021-08-24 |
| D927278 | Electric grinder | Bo Du, Huiyue Ze | 2021-08-10 |
| D926006 | Grinder | Huiyue Ze | 2021-07-27 |
| D924795 | Power pack | Bo Du, Huiyue Ze | 2021-07-13 |
| D923498 | Distance measuring apparatus | — | 2021-06-29 |
| D923497 | Measuring tape | Bo Du, Huiyue Ze | 2021-06-29 |
| D919776 | Gas stove table | Haizhuan Lu | 2021-05-18 |
| D919394 | Electric grinding machine | Huiyue Ze | 2021-05-18 |
| D916573 | Electric grinder | Huiyue Ze | 2021-04-20 |
| D910397 | Sander | Huiyue Ze | 2021-02-16 |