Granted Patent
Utility
US 6,774,077 · App. 09/768,690
Electronically tunable, low-loss ceramic materials including a tunable dielectric phase and multiple metal oxide phases
Inventors:
Louise Sengupta, Xubai Zhang, Luna H. Chiu
Patented Case
View Patent ↗
Granted: Aug 10, 2004
Filed: Jan 24, 2001
Inventors
Louise Sengupta
Xubai Zhang
Luna H. Chiu
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.