Granted Patent
Utility
US 6,005,451 · App. 08/924,940
Microwave element
Inventor:
Ralf Wendel
Patented Case
View Patent ↗
Granted: Dec 21, 1999
Filed: Sep 8, 1997
Inventor
Ralf Wendel
Assignee (at issue)
U.S. Philips 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.