Granted Patent
Utility
US 5,970,430 · App. 08/922,938
Local device and process diagnostics in a process control network having distributed control functions
Inventors:
Harry A. Burns, Brent Hans Larson, Larry K. Brown
Patented Case
View Patent ↗
Granted: Oct 19, 1999
Filed: Sep 3, 1997
Inventors
Harry A. Burns
Brent Hans Larson
Larry K. Brown
Assignee (at issue)
Fisher Controls International LLC
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.