Granted Patent
Utility
US 5,237,574 · App. 07/808,035
Error-resilient information encoding
Inventor:
Lih-Jyh Weng
Patented Case
View Patent ↗
Granted: Aug 17, 1993
Filed: Dec 11, 1991
Inventor
Lih-Jyh Weng
Assignee (at issue)
Digital Equipment 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.