Granted Patent
Utility
US 6,531,238 · App. 09/669,344
Mass transport for ternary reaction optimization in a proton exchange membrane fuel cell assembly and stack assembly
Inventor:
George R. King
Patented Case
View Patent ↗
Granted: Mar 11, 2003
Filed: Sep 26, 2000
Inventor
George R. King
Assignee (at issue)
Reliant Energy Power Systems, Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.