DY

Damai Yang

Overall (2024): #172,477 of 561,600Top 35%
2
Patents 2024

Issued Patents 2024

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12146581 Electric valve Ming Lv, Jiancheng Zhi 2024-11-19
12140246 Valve core assembly Ming Lv, Jiancheng Zhi 2024-11-12