Granted Patent
Utility
US 6,184,868 · App. 09/156,802
Haptic feedback control devices
Inventors:
Erik J. Shahoian, Christopher J. Hasser, Louis B. Rosenberg
Patented Case
View Patent ↗
Granted: Feb 6, 2001
Filed: Sep 17, 1998
Inventors
Erik J. Shahoian
Christopher J. Hasser
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.