Granted Patent
Utility
US 4,960,472 · App. 07/292,180
Anisotropic resistivity material and method of making same
Inventors:
Gerald J. Bruck, Raymond A. Hilgert, Graham A. Whitlow
Patented Case
View Patent ↗
Granted: Oct 2, 1990
Filed: Dec 30, 1988
Inventors
Gerald J. Bruck
Raymond A. Hilgert
Graham A. Whitlow
Assignee (at issue)
Westinghouse Electric Company LLC
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.