Granted Patent
Utility
US 6,118,975 · App. 08/982,935
Method and apparatus for leakage detection using pulsed RF tagging signal
Inventors:
Andrew E. Bowyer, Douglas J. Franchville
Patented Case
View Patent ↗
Granted: Sep 12, 2000
Filed: Dec 2, 1997
Inventors
Andrew E. Bowyer
Douglas J. Franchville
Assignee (at issue)
Wavetek Wandel Goltermann
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.