Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11849907 | Vacuum cleaner motor device and vacuum cleaner | — | 2023-12-26 |
| D957767 | Vacuum cleaner | — | 2022-07-12 |
| D954371 | Hand-held vacuum cleaner | — | 2022-06-07 |
| 9284257 | Separation method for dinitrotoluene and mixed acid in a toluene to dinitrotoluene process | Yuanshen Dai, DA-PENG LI, Pei Jia, Samuel Neto | 2016-03-15 |
| 8823222 | Cooling system of motor assembly for cleaner | James Ching Sik Lau | 2014-09-02 |