Granted Patent
Utility
US 4,872,010 · App. 07/153,750
Analog-to-digital converter made with focused ion beam technology
Inventors:
Lawrence E. Larson, Joseph F. Jensen, Robert H. Walden, Adele Schmitz
Patented Case
View Patent ↗
Granted: Oct 3, 1989
Filed: Feb 8, 1988
Inventors
Lawrence E. Larson
Joseph F. Jensen
Robert H. Walden
Adele Schmitz
Assignee (at issue)
Hughes Aircraft Company
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.