Granted Patent
Utility
US 5,757,004 · App. 08/696,016
Motion detector with external range adjustment
Inventors:
Donald R. Sandell, Wade Lee
Patented Case
View Patent ↗
Granted: May 26, 1998
Filed: Aug 9, 1996
Inventors
Donald R. Sandell
Wade Lee
Assignee (at issue)
Larry C. Y. 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.