Granted Patent
Utility
US 5,870,493 · App. 08/819,142
Top down preprocessor for a machine vision system
Inventors:
Thomas P. Vogl, Kim T. Blackwell, Daniel L. Alkon
Patented Case
View Patent ↗
Granted: Feb 9, 1999
Filed: Mar 17, 1997
Inventors
Thomas P. Vogl
Kim T. Blackwell
Daniel L. Alkon
Assignees (at issue)
Department of Health and Human Services
Erim International, 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.