Granted Patent
Utility
US 6,345,217 · App. 09/539,687
Automated guided vehicle (AGV) with bipolar magnet sensing
Inventors:
David Zeitler, Andrew R. Black, Clyde Ko
Patented Case
View Patent ↗
Granted: Feb 5, 2002
Filed: Mar 31, 2000
Inventors
David Zeitler
Andrew R. Black
Clyde Ko
Assignee (at issue)
Rapistan Systems Advertising Corp.
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.