Granted Patent
Utility
US 6,587,091 · App. 09/840,344
Stabilized tactile output mechanism for computer interface devices
Inventor:
Michael Lawrence Serpa
Patented Case
View Patent ↗
Granted: Jul 1, 2003
Filed: Apr 23, 2001
Inventor
Michael Lawrence Serpa
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.