Granted Patent
Utility
US 6,630,814 · App. 09/859,237
Method and apparatus for calibrating a rechargeable battery
Inventors:
Kristoffer Ptasinski, Charles Forsberg, Sarandis Kalogeropoulos, Rickard Andersson, Petrus Sebastiaan Adrianus Daniel Evers, Anders Långberg, David Demers, Jeremy Robert Carlson, Derek Liddle
Patented Case
View Patent ↗
Granted: Oct 7, 2003
Filed: May 16, 2001
Inventors
Kristoffer Ptasinski
Charles Forsberg
Sarandis Kalogeropoulos
Rickard Andersson
Petrus Sebastiaan Adrianus Daniel Evers
Anders Långberg
David Demers
Jeremy Robert Carlson
Derek Liddle
Assignee (at issue)
TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
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.