Granted Patent
Utility
US 6,616,891 · App. 10/247,536
High capacity transition metal based hydrogen storage materials for the reversible storage of hydrogen
Inventors:
Krishna Sapru, Zhaosheng Tan, Mohamed Bazzi, Subramanian Ramachandran, Stanford R. Ovshinsky
Patented Case
View Patent ↗
Granted: Sep 9, 2003
Filed: Sep 18, 2002
Inventors
Krishna Sapru
Zhaosheng Tan
Mohamed Bazzi
Subramanian Ramachandran
Stanford R. Ovshinsky
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.