CM

Chongfang Ma

Overall (2011): #332,347 of 364,097Top 95%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7875252 Light-pipe system for lighting, ventilation and photocatalytic air purification Yuanwei Lu, Yanpeng Wu, Yuting Wu, Wei Wang 2011-01-25