Granted Patent
Utility
US 4,979,049 · App. 07/359,909
Efficient encoding/decoding in the decomposition and recomposition of a high resolution image utilizing its low resolution replica
Inventors:
Christodoulos Chamzas, Donald L. Duttweiler
Patented Case
View Patent ↗
Granted: Dec 18, 1990
Filed: Jun 1, 1989
Inventors
Christodoulos Chamzas
Donald L. Duttweiler
Assignee (at issue)
AT&T Bell Laboratories
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.