Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11785897 | Blower with motion detector | Hei Man Lee, Yong Li | 2023-10-17 |
| 11264818 | Battery charger for multiple battery packs | Hei Man Lee, Yong Li | 2022-03-01 |
| 11201366 | Pouch battery with safety protection function | Hei Man Lee | 2021-12-14 |
| 10834876 | Blower with motion detector | Hei Man Lee, Yong Li | 2020-11-17 |