Granted Patent
Utility
US 6,646,522 · App. 09/644,019
Voltage tunable coplanar waveguide phase shifters
Inventors:
Andrey Kozyrev, Louise Sengupta, Youngfei Zhu
Patented Case
View Patent ↗
Granted: Nov 11, 2003
Filed: Aug 22, 2000
Inventors
Andrey Kozyrev
Louise Sengupta
Youngfei Zhu
Assignee (at issue)
Paratek Microwave, Inc.
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.