Granted Patent
Utility
US 6,228,535 · App. 09/135,477
Nickel hydroxide positive electrode material exhibiting improved conductivity and engineered activation energy
Inventors:
Cristian Fierro, Michael A. Fetcenko, Kwo Young, Stanford R. Ovshinsky, Beth Sommers, Craig Harrison
Patented Case
View Patent ↗
Granted: May 8, 2001
Filed: Aug 17, 1998
Inventors
Cristian Fierro
Michael A. Fetcenko
Kwo Young
Stanford R. Ovshinsky
Beth Sommers
Craig Harrison
Assignee (at issue)
Ovonic Battery Company, 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.