Granted Patent
Utility
US 6,579,282 · App. 09/842,354
Device and method for creating a corneal reference for an eyetracker
Inventors:
Josef F. Bille, Frieder Loesel
Patented Case
View Patent ↗
Granted: Jun 17, 2003
Filed: Apr 25, 2001
Inventors
Josef F. Bille
Frieder Loesel
Assignee (at issue)
20/10 Perfect Vision Optische Geraete GmbH
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.