QL

Qingfeng Li

Overall (2005): #120,647 of 245,428Top 50%
1
Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6946211 Polymer electrolyte membrane fuel cells Niels J. Bjerrum, Hans Aage Hjuler 2005-09-20