Granted Patent
Utility
US 5,851,902 · App. 08/598,299
Semiconductor layer structure and recording medium for a large capacity memory
Inventor:
Ikuo Sakai
Patented Case
View Patent ↗
Granted: Dec 22, 1998
Filed: Feb 8, 1996
Inventor
Ikuo Sakai
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.