Granted Patent
Utility
US 6,518,851 · App. 09/827,787
Confined-flux ferrite structure for circulator/isolator
Inventor:
Karen Kocharyan
Patented Case
View Patent ↗
Granted: Feb 11, 2003
Filed: Apr 9, 2001
Inventor
Karen Kocharyan
Assignee (at issue)
Renaissance Electronics 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.