Granted Patent
Utility
US 6,733,466 · App. 10/198,662
Percussive massager
Inventor:
Charles Huang
Patented Case
View Patent ↗
Granted: May 11, 2004
Filed: Jul 23, 2002
Inventor
Charles Huang
Assignee (at issue)
Homedics Group Ltd.
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.