Granted Patent
Utility
US 6,404,614 · App. 09/844,832
Voltage tuned dielectric varactors with bottom electrodes
Inventors:
Yongfei Zhu, Louise Sengupta
Patented Case
View Patent ↗
Granted: Jun 11, 2002
Filed: Apr 27, 2001
Inventors
Yongfei Zhu
Louise Sengupta
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.