Granted Patent
Utility
US 6,813,480 · App. 09/956,216
Voltage controlled attenuator for multi-band and multi-mode transmitter and method thereof
Inventors:
Daniel Losser, Arul Balasubramaniyan, Dan William Nobbe
Patented Case
View Patent ↗
Granted: Nov 2, 2004
Filed: Sep 19, 2001
Inventors
Daniel Losser
Arul Balasubramaniyan
Dan William Nobbe
Assignee (at issue)
Motorola, Inc.
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.