Granted Patent
Utility
US 5,192,951 · App. 07/796,276
Analog-to-digital converter circuits and methods using superconductive elements
Inventor:
Herbert L. Ko
Patented Case
View Patent ↗
Granted: Mar 9, 1993
Filed: Nov 22, 1991
Inventor
Herbert L. Ko
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.