Granted Patent
Utility
US 5,689,243 · App. 08/585,325
System and method for tamper detection
Inventor:
Mark E. Bianco
Patented Case
View Patent ↗
Granted: Nov 18, 1997
Filed: Jan 11, 1996
Inventor
Mark E. Bianco
Assignee (at issue)
Hughes Aircraft Company
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.