Granted Patent
Utility
US 5,923,970 · App. 08/974,779
Method of fabricating a ferrolelectric capacitor with a graded barrier layer structure
Inventor:
Peter S. Kirlin
Patented Case
View Patent ↗
Granted: Jul 13, 1999
Filed: Nov 20, 1997
Inventor
Peter S. Kirlin
Assignee (at issue)
ADVANCED TECHNOLOGY & MATERIALS CO., LTD.
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.