Granted Patent
Utility
US 6,649,497 · App. 10/007,431
Method of forming vias in silicon carbide and resulting devices and circuits
Inventor:
Zoltan Ring
Patented Case
View Patent ↗
Granted: Nov 18, 2003
Filed: Nov 8, 2001
Inventor
Zoltan Ring
Assignee (at issue)
Cree, 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.