Granted Patent
Utility
US 6,059,506 · App. 08/858,737
Force feedback and texture simulating interface device
Inventor:
James F. Kramer
Patented Case
View Patent ↗
Granted: May 9, 2000
Filed: May 19, 1997
Inventor
James F. Kramer
Assignee (at issue)
Virtual Technologies, Inc.
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.