Granted Patent
Utility
US 5,654,701 · App. 08/647,309
Detachable tamper resistant security module
Inventors:
Reynold Liao, Mohamad Afshar
Patented Case
View Patent ↗
Granted: Aug 5, 1997
Filed: May 9, 1996
Inventors
Reynold Liao
Mohamad Afshar
Assignee (at issue)
Dresser Industries, 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.