Granted Patent
Utility
US 6,400,847 · App. 09/645,240
Method and apparatus for encoding and decoding images
Inventors:
Weiping Li, Shipeng Li, Hangqiao Sun
Patented Case
View Patent ↗
Granted: Jun 4, 2002
Filed: Aug 24, 2000
Inventors
Weiping Li
Shipeng Li
Hangqiao Sun
Assignee (at issue)
Competitive Technologies of Pa, 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.