Inventor
LE SIEM
US3 patents
Patents
3 patentsUS6893763B2May 17, 2005
Composite polymer electrolyte membrane for polymer electrolyte membrane fuel cells
GAS TECHNOLOGY INST24 citations90
US6627035B2Sep 30, 2003
Gas diffusion electrode manufacture and MEA fabrication
GAS TECHNOLOGY INST43 citations90
US6797422B2Sep 28, 2004
Air-breathing direct methanol fuel cell with metal foam current collectors
GAS TECHNOLOGY INST9 citations65