Granted Patent
Utility
US 5,291,061 · App. 08/043,503
Multi-chip stacked devices
Inventor:
Michael Ball
Patented Case
View Patent ↗
Granted: Mar 1, 1994
Filed: Apr 6, 1993
Inventor
Michael Ball
Assignee (at issue)
Micron Semiconductor, Inc.
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.