Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D801505 | Air purifier | Qi Yin, Xinchun Tang, Pei Lv | 2017-10-31 |
YS
Ya Feng Shen
Overall (All Time): #2,972,753 of 4,157,543Top 75%
1
Patents All Time