Granted Patent
Utility
US 5,629,549 · App. 08/425,884
Magnetic spin transistor device, logic gate & method of operation
Inventor:
Mark B. Johnson
Patented Case
View Patent ↗
Granted: May 13, 1997
Filed: Apr 21, 1995
Inventor
Mark B. Johnson
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.