Granted Patent
Utility
US 6,331,802 · App. 09/496,216
Linear gain control amplifier
Inventor:
Seong Ryeol Kim
Patented Case
View Patent ↗
Granted: Dec 18, 2001
Filed: Feb 1, 2000
Inventor
Seong Ryeol Kim
Assignee (at issue)
Hyundai Electronics Industries Co. Ltd.
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.