Granted Patent
Utility
US 5,907,487 · App. 08/825,722
Force feedback device with safety feature
Inventors:
Louis B. Rosenberg, Adam C. Braun, Bruce M. Schena
Patented Case
View Patent ↗
Granted: May 25, 1999
Filed: Apr 2, 1997
Inventors
Louis B. Rosenberg
Adam C. Braun
Bruce M. Schena
Assignee (at issue)
Immersion, 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.