Granted Patent
Utility
US 5,406,237 · App. 08/185,628
Wideband frequency multiplier having a silicon carbide varactor for use in high power microwave applications
Inventors:
Richard J. Ravas, Harvey C. Nathanson, Marvin Cohn, Edward C. Niehenke
Patented Case
View Patent ↗
Granted: Apr 11, 1995
Filed: Jan 24, 1994
Inventors
Richard J. Ravas
Harvey C. Nathanson
Marvin Cohn
Edward C. Niehenke
Assignee (at issue)
Westinghouse Electric Company LLC
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.