Granted Patent
Utility
US 6,437,771 · App. 09/532,288
Force feedback device including flexure member between actuator and user object
Inventors:
Louis B. Rosenberg, Bernard G. Jackson
Patented Case
View Patent ↗
Granted: Aug 20, 2002
Filed: Mar 22, 2000
Inventors
Louis B. Rosenberg
Bernard G. Jackson
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.