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BS Ballard Power Systems: 2 patents #115 of 467Top 25%
Overall (All Time): #2,186,683 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6682839 Method and apparatus for controlling the temperature within an electrochemical fuel cell David P. Wilkinson, Joy Roberts, Jean St-Pierre, Jürgen Stumper, Joerg Zimmermann 2004-01-27
6667127 Fluid diffusion layers for fuel cells Paul Beattie, David P. Wilkinson, Paul Kozak, Haijiang Wang, Sheilah Neumann +5 more 2003-12-23