Granted Patent
Utility
US 6,304,142 · App. 09/590,330
Variable transconductance amplifier
Inventor:
Arshad Madni
Patented Case
View Patent ↗
Granted: Oct 16, 2001
Filed: Jun 8, 2000
Inventor
Arshad Madni
Assignee (at issue)
Mitel Semiconductor Limited
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.