Granted Patent
Utility
US 4,468,414 · App. 06/518,725
Dielectric isolation fabrication for laser trimming
Inventor:
N. W. Van Vonno
Patented Case
View Patent ↗
Granted: Aug 28, 1984
Filed: Jul 29, 1983
Inventor
N. W. Van Vonno
Assignee (at issue)
HARRIS 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.