Granted Patent
Utility
US 6,404,037 · App. 09/179,739
Insulated gate bipolar transistor
Inventor:
Adrian Finney
Patented Case
View Patent ↗
Granted: Jun 11, 2002
Filed: Oct 27, 1998
Inventor
Adrian Finney
Assignee (at issue)
SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC
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.