Granted Patent
Utility
US 5,637,849 · App. 08/456,113
Maxicode data extraction using spatial domain features
Inventors:
Ynjiun P. Wang, Angi Ye
Patented Case
View Patent ↗
Granted: Jun 10, 1997
Filed: May 31, 1995
Inventors
Ynjiun P. Wang
Angi Ye
Assignee (at issue)
Metanetics 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.