Granted Patent
Utility
US 6,474,159 · App. 09/556,135
Motion-tracking
Inventors:
Eric Foxlin, Yury Altshuler
Patented Case
View Patent ↗
Granted: Nov 5, 2002
Filed: Apr 21, 2000
Inventors
Eric Foxlin
Yury Altshuler
Assignee (at issue)
INTERSENSE, LLC
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.