Granted Patent
Utility
US 6,492,874 · App. 09/918,015
Active bias circuit
Inventor:
Chuming Shih
Patented Case
View Patent ↗
Granted: Dec 10, 2002
Filed: Jul 30, 2001
Inventor
Chuming Shih
Assignee (at issue)
Motorola, 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.