Granted Patent
Utility
US 6,600,906 · App. 09/428,849
Up/down converter
Inventor:
Satoshi Roppongi
Patented Case
View Patent ↗
Granted: Jul 29, 2003
Filed: Oct 28, 1999
Inventor
Satoshi Roppongi
Assignee (at issue)
Agilent Technologies, 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.