Granted Patent
Utility
US 6,489,858 · App. 09/814,914
H-plane offset transitions in a switchable waveguide
Inventors:
James M. Barker, Rolf Kich, Richard L. Bennett
Patented Case
View Patent ↗
Granted: Dec 3, 2002
Filed: Mar 21, 2001
Inventors
James M. Barker
Rolf Kich
Richard L. Bennett
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.