Granted Patent
Utility
US 6,448,869 · App. 09/815,179
E-plane offset transitions in a switchable waveguide
Inventors:
Rolf Kich, Richard L. Bennett, James M. Barker
Patented Case
View Patent ↗
Granted: Sep 10, 2002
Filed: Mar 21, 2001
Inventors
Rolf Kich
Richard L. Bennett
James M. Barker
Assignee (at issue)
The Boeing Company
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.