Granted Patent
Utility
US 6,278,321 · App. 09/422,812
Method and apparatus for an improved variable gain amplifier
Inventor:
Stephen James Franck
Patented Case
View Patent ↗
Granted: Aug 21, 2001
Filed: Oct 21, 1999
Inventor
Stephen James Franck
Assignee (at issue)
Infineon Technologies AG
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.