Granted Patent
Utility
US 5,486,998 · App. 08/077,244
Process stabilizing process controller
Inventor:
Ronald Corso
Patented Case
View Patent ↗
Granted: Jan 23, 1996
Filed: Jun 14, 1993
Inventor
Ronald Corso
Assignee (at issue)
Amax Coal West, 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.