Granted Patent
Utility
US 6,154,201 · App. 09/179,382
Control knob with multiple degrees of freedom and force feedback
Inventors:
Michael Levin, Kenneth M. Martin, Bruce M. Schena, Adam C. Braun, Louis B. Rosenberg
Patented Case
View Patent ↗
Granted: Nov 28, 2000
Filed: Oct 26, 1998
Inventors
Michael Levin
Kenneth M. Martin
Bruce M. Schena
Adam C. Braun
Louis B. Rosenberg
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.