Granted Patent
Utility
US 6,700,548 · App. 10/256,663
Dual band antenna feed using an embedded waveguide structure
Inventors:
Ming-Hui Chen, Rong-Chan Hsieh, Wei-Tse Cheng
Patented Case
View Patent ↗
Granted: Mar 2, 2004
Filed: Sep 27, 2002
Inventors
Ming-Hui Chen
Rong-Chan Hsieh
Wei-Tse Cheng
Assignee (at issue)
Victory Industrial Corporation
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.