Granted Patent
Utility
US 6,495,413 · App. 09/797,394
Structure for masking integrated capacitors of particular utility for ferroelectric memory integrated circuits
Inventors:
Shan Sun, George Hickert, Diana Johnson, John Ortega, Eric Dale, Masahisa Ueda
Patented Case
View Patent ↗
Granted: Dec 17, 2002
Filed: Feb 28, 2001
Inventors
Shan Sun
George Hickert
Diana Johnson
John Ortega
Eric Dale
Masahisa Ueda
Assignees (at issue)
RAMTRON INTERNATIONAL CORPORATION
Ulvac Japan, 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.