QQ

Qiaoxin Qian

Overall (All Time): #1,756,292 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D1021293 Smart cat litter box Jian Ban, Zihao Wu, Yonghui Wang, Yunyun Mao 2024-04-02
11793154 Automatic trash bag sealing device in an automatic cat litter box and automatic cat litter box Jian Ban, Zihao Wu, Yonghui Wang, Yunyun Mao 2023-10-24