Granted Patent
Utility
US 4,803,422 · App. 07/138,161
Electrical monitoring of flip-chip hybridization
Inventor:
John J. Ignatowski
Patented Case
View Patent ↗
Granted: Feb 7, 1989
Filed: Dec 28, 1987
Inventor
John J. Ignatowski
Assignee (at issue)
General Dynamics Corp., Pomona Division
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.