Granted Patent
Utility
US 6,498,574 · App. 09/865,381
Digital-to-analog converter with constant bias voltage
Inventor:
Thomas Blon
Patented Case
View Patent ↗
Granted: Dec 24, 2002
Filed: May 25, 2001
Inventor
Thomas Blon
Assignee (at issue)
Infineon Technologies North America Corp.
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.