Granted Patent
Utility
US 5,374,868 · App. 07/943,966
Method for formation of a trench accessible cold-cathode field emission device
Inventors:
Kevin Tjaden, J. Brett Rolfson
Patented Case
View Patent ↗
Granted: Dec 20, 1994
Filed: Sep 11, 1992
Inventors
Kevin Tjaden
J. Brett Rolfson
Assignee (at issue)
Micron Display Technology, 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.