KK

Ken W. Kratschmar

BS Ballard Power Systems: 1 patents #206 of 467Top 45%
Overall (All Time): #3,531,750 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6663997 Oxidant flow field for solid polymer electrolyte fuel cell Zuomin Dong, Dongming Lu, Ryan N. Mackie, Walter R. Merida Donis, Michael Pastula +3 more 2003-12-16