Granted Patent
Utility
US 6,587,586 · App. 08/999,903
Extracting textual information from a video sequence
Inventors:
Yuntao Cui, Qian Huang
Patented Case
View Patent ↗
Granted: Jul 1, 2003
Filed: Jun 12, 1997
Inventors
Yuntao Cui
Qian Huang
Assignee (at issue)
Siemens Corporate Research, 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.