Granted Patent
Utility
US 6,486,872 · App. 09/028,082
Method and apparatus for providing passive fluid force feedback
Inventors:
Louis B. Rosenberg, Bruce M. Schena, Richard Brent GILLESPIE
Patented Case
View Patent ↗
Granted: Nov 26, 2002
Filed: Feb 23, 1998
Inventors
Louis B. Rosenberg
Bruce M. Schena
Richard Brent GILLESPIE
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.