Granted Patent
Utility
US 6,318,453 · App. 09/558,827
Hydrogen cooled hydrogen storage unit having maximized cooling efficiency
Inventors:
Stanford R. Ovshinsky, Rosa Young
Patented Case
View Patent ↗
Granted: Nov 20, 2001
Filed: Apr 26, 2000
Inventors
Stanford R. Ovshinsky
Rosa Young
Assignee (at issue)
Energy Conversion Devices, 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.