Granted Patent
Utility
US 4,275,380 · App. 06/043,930
Topography for integrated circuits pattern recognition array
Inventors:
Harry Gardner, Wayne R. Gravelle
Patented Case
View Patent ↗
Granted: Jun 23, 1981
Filed: May 30, 1979
Inventors
Harry Gardner
Wayne R. Gravelle
Assignee (at issue)
NCR 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.