Granted Patent
Utility
US 6,625,563 · App. 09/892,153
Gain factor and position determination system
Inventors:
Stefan Kirsch, Hans R. Schild, Christian Schilling
Patented Case
View Patent ↗
Granted: Sep 23, 2003
Filed: Jun 26, 2001
Inventors
Stefan Kirsch
Hans R. Schild
Christian Schilling
Assignee (at issue)
Northern Digital 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.