Granted Patent
Utility
US 5,350,641 · App. 08/107,665
Solid state fuel cell and process for the production thereof
Inventors:
Mogens Mogensen, Bruno Kindl
Patented Case
View Patent ↗
Granted: Sep 27, 1994
Filed: Aug 12, 1993
Inventors
Mogens Mogensen
Bruno Kindl
Assignee (at issue)
Forskningscenter Riso
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.