Granted Patent
Utility
US 6,820,897 · App. 10/151,615
Vehicle object detection system and method
Inventors:
David S. Breed, Wilbur E. DuVall, Wendell C. Johnson
Patented Case
View Patent ↗
Granted: Nov 23, 2004
Filed: May 20, 2002
Inventors
David S. Breed
Wilbur E. DuVall
Wendell C. Johnson
Assignee (at issue)
Automotive Technologies International, 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.