TR

Thomas Ralph

JL Johnson Matthey Public Limited: 2 patents #296 of 922Top 35%
BS Ballard Power Systems: 1 patents #206 of 467Top 45%
Overall (All Time): #2,169,457 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7052792 Proton conducting polymer membrane for electrochemical cell John Gascoyne, Graham Alan Hards 2006-05-30
6936370 Solid polymer fuel cell with improved voltage reversal tolerance Shanna Knights, David P. Wilkinson, Stephen A. Campbell, Jared L. Taylor, John Gascoyne 2005-08-30