Granted Patent
Utility
US 6,781,578 · App. 10/038,485
Stylus based input devices utilizing a magnetic random access momory array
Inventor:
Manish Sharma
Patented Case
View Patent ↗
Granted: Aug 24, 2004
Filed: Jan 2, 2002
Inventor
Manish Sharma
Assignee (at issue)
Hewlett-Packard Development 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.