WM

Wenyong Ma

ZC Zhejiang Dunan Artificial Environment Co.: 4 patents #2 of 24Top 9%
Overall (2024): #40,387 of 561,600Top 8%
4
Patents 2024

Issued Patents 2024

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12140379 Flat tube and heat exchanger Wenjian Wei 2024-11-12
12130100 Heat exchanger Wenjian Wei, Qing Xiao, Guanjun WANG, Yi Fan 2024-10-29
12044479 Heat exchanger Wenjian Wei 2024-07-23
11959705 Heat exchanger and air conditioner with heat exchanger Wenjian Wei 2024-04-16