Granted Patent
Utility
US 6,650,208 · App. 09/876,590
Dual-mode resonator
Inventor:
Kimmo Kalervo Karhu
Patented Case
View Patent ↗
Granted: Nov 18, 2003
Filed: Jun 7, 2001
Inventor
Kimmo Kalervo Karhu
Assignee (at issue)
Remec Oy
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.