Granted Patent
Utility
US 5,374,578 · App. 08/064,746
Ozone gas processing for ferroelectric memory circuits
Inventors:
Divyesh Patel, Douglas R. Sheldon
Patented Case
View Patent ↗
Granted: Dec 20, 1994
Filed: May 19, 1993
Inventors
Divyesh Patel
Douglas R. Sheldon
Assignee (at issue)
RAMTRON INTERNATIONAL CORPORATION
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.