Granted Patent
Utility
US 5,502,644 · App. 08/225,012
Process and apparatus for auditing crosstalk and characteristic impedances of printed wiring boards
Inventors:
Eric Anthony Hamilton, Attilio J. Rainal, Jere C. Shank
Patented Case
View Patent ↗
Granted: Mar 26, 1996
Filed: Apr 7, 1994
Inventors
Eric Anthony Hamilton
Attilio J. Rainal
Jere C. Shank
Assignee (at issue)
AT&T CORP.
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.