Granted Patent
Utility
US 6,239,667 · App. 09/526,916
Attenuation equalizer for transmission lines
Inventor:
Bernhard Roth
Patented Case
View Patent ↗
Granted: May 29, 2001
Filed: Mar 16, 2000
Inventor
Bernhard Roth
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.