PL

Pengfeng Li

Overall (2024): #71,063 of 561,600Top 15%
3
Patents 2024

Issued Patents 2024

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D1053707 Universal joint coupling Yanhui Liao 2024-12-10
D1052393 Universal joint coupling Yanhui Liao 2024-11-26
11932564 System and method for extracting carbon source from sewage sludge in sewer pipes through online organic and inorganic component separation Yongli SUN, Xingcan Zheng, Min Yang, Kejian Sui 2024-03-19