Granted Patent
Utility
US 6,806,778 · App. 10/368,530
Darlington cascode
Inventor:
Kevin Wesley Kobayashi
Patented Case
View Patent ↗
Granted: Oct 19, 2004
Filed: Feb 18, 2003
Inventor
Kevin Wesley Kobayashi
Assignee (at issue)
Sirenza Microdevices, 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.