Granted Patent
Utility
US 6,384,414 · App. 09/200,314
Method and apparatus for detecting the presence of an object
Inventors:
David L. Fisher, Robert L. Rogers
Patented Case
View Patent ↗
Granted: May 7, 2002
Filed: Nov 25, 1998
Inventors
David L. Fisher
Robert L. Rogers
Assignee (at issue)
BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM
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.