Granted Patent
Utility
US 6,298,136 · App. 08/859,591
Cryptographic method and apparatus for non-linearly merging a data block and a key
Inventor:
Huibert Den Boer
Patented Case
View Patent ↗
Granted: Oct 2, 2001
Filed: May 20, 1997
Inventor
Huibert Den Boer
Assignee (at issue)
U.S. Philips 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.