Granted Patent
Utility
US 6,487,318 · App. 09/224,901
Method of relocating wavelet packet coefficient
Inventor:
Hyun Duk Cho
Patented Case
View Patent ↗
Granted: Nov 26, 2002
Filed: Dec 31, 1998
Inventor
Hyun Duk Cho
Assignee (at issue)
LG ELECTRONICS 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.