Granted Patent
Utility
US 6,528,908 · App. 09/973,271
Induction drive for induction driven conveyor including a virtual continuous magnetic body and method of driving induction driven conveyor including a virtual continuous magnetic body
Inventor:
Rick Lee
Patented Case
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Granted: Mar 4, 2003
Filed: Oct 9, 2001
Inventor
Rick Lee
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.