Granted Patent
Utility
US 6,794,844 · App. 09/945,047
Method and system for fuel cell control
Inventors:
Clark G. Hochgraf, Prabhakar Singh
Patented Case
View Patent ↗
Granted: Sep 21, 2004
Filed: Aug 31, 2001
Inventors
Clark G. Hochgraf
Prabhakar Singh
Assignee (at issue)
Visteon Global Technologies, 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.