Granted Patent
Utility
US 6,409,897 · App. 09/666,977
Rotatable sputter target
Inventor:
Larry S. Wingo
Patented Case
View Patent ↗
Granted: Jun 25, 2002
Filed: Sep 20, 2000
Inventor
Larry S. Wingo
Assignee (at issue)
Poco Graphite, 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.