Granted Patent
Utility
US 6,178,074 · App. 09/196,446
Double tunnel junction with magnetoresistance enhancement layer
Inventor:
Hardayal Singh Gill
Patented Case
View Patent ↗
Granted: Jan 23, 2001
Filed: Nov 19, 1998
Inventor
Hardayal Singh Gill
Assignee (at issue)
International Business Machines Corporation
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.