Granted Patent
Utility
US 6,483,927 · App. 09/895,867
Synchronizing readers of hidden auxiliary data in quantization-based data hiding schemes
Inventors:
Hugh L. Brunk, Ravi K. Sharma
Patented Case
View Patent ↗
Granted: Nov 19, 2002
Filed: Jun 28, 2001
Inventors
Hugh L. Brunk
Ravi K. Sharma
Assignee (at issue)
Digimarc 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.