FD

Fei Duan

BC Beijing Shunzao Technology Co.: 5 patents #1 of 12Top 9%
Xiaomi: 4 patents #43 of 460Top 10%
Overall (2023): #32,496 of 537,848Top 7%
5
Patents 2023

Issued Patents 2023

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11849909 Automatic cleaning apparatus Yongcheng Zuo, Cheng Tang, Liang Zhong, Shan Gao, Tiantian Zhang 2023-12-26
11717122 Dust scraping device and cleaning apparatus Cheng Tang, Liang Zhong, Chongyue Xu, Peiheng ZHU, Lu Han 2023-08-08
11717125 Partition skirt device and cleaning apparatus Cheng Tang, Liang Zhong, Chongyue Xu, Peiheng ZHU, Lu Han 2023-08-08
D992502 Base station Zhongren Fu, Shanshan Wang, Cheng Tang, Liang Zhong 2023-07-18
11684228 Cyclonic separating device and surface cleaning device Cheng Tang, Liang Zhong, Peiheng ZHU, Yuan Lv 2023-06-27