Granted Patent
Utility
US 6,400,309 · App. 09/583,054
Doppler-based traffic radar system and related method of operation without detection
Inventor:
David W. Jones
Patented Case
View Patent ↗
Granted: Jun 4, 2002
Filed: May 30, 2000
Inventor
David W. Jones
Assignee (at issue)
MPH Industries, 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.