Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D855169 | Air purifier | Zhi Bo Cheng | 2019-07-30 |
| D853545 | Air purifier | — | 2019-07-09 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D855169 | Air purifier | Zhi Bo Cheng | 2019-07-30 |
| D853545 | Air purifier | — | 2019-07-09 |