Granted Patent
Utility
US 6,464,356 · App. 09/784,450
Process and device for the training of human vision
Inventors:
Bernhard Sabel, Erich Kasten
Patented Case
View Patent ↗
Granted: Oct 15, 2002
Filed: Apr 25, 2001
Inventors
Bernhard Sabel
Erich Kasten
Assignee (at issue)
NovaVision, 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.