Granted Patent
Utility
US 5,861,652 · App. 08/623,470
Method and apparatus for protecting functions imbedded within an integrated circuit from reverse engineering
Inventors:
Richard K. Cole, James P. Yakura
Patented Case
View Patent ↗
Granted: Jan 19, 1999
Filed: Mar 28, 1996
Inventors
Richard K. Cole
James P. Yakura
Assignee (at issue)
Symbios, 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.