Granted Patent
Utility
US 6,464,147 · App. 09/693,343
Dual gap read head for magnetic ink character recognition
Inventor:
Thomas D. Hayosh
Patented Case
View Patent ↗
Granted: Oct 15, 2002
Filed: Oct 20, 2000
Inventor
Thomas D. Hayosh
Assignee (at issue)
Unisys 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.