Granted Patent
Utility
US 4,434,347 · App. 06/294,411
Lead frame wire bonding by preheating
Inventors:
John A. Kurtz, Donald E. Cousens
Patented Case
View Patent ↗
Granted: Feb 28, 1984
Filed: Aug 19, 1981
Inventors
John A. Kurtz
Donald E. Cousens
Assignee (at issue)
Fairchild Camera & Instrument 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.