Granted Patent
Utility
US 6,547,145 · App. 09/394,243
Resonant motor driver system for data reading
Inventors:
James E. Colley, Edward P. Coleman
Patented Case
View Patent ↗
Granted: Apr 15, 2003
Filed: Sep 13, 1999
Inventors
James E. Colley
Edward P. Coleman
Assignee (at issue)
PSC Scanning, 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.