Granted Patent
Utility
US 5,255,227 · App. 07/651,681
Switched row/column memory redundancy
Inventor:
Jeffrey John Haeffele
Patented Case
View Patent ↗
Granted: Oct 19, 1993
Filed: Feb 6, 1991
Inventor
Jeffrey John Haeffele
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.