Granted Patent
Utility
US 6,644,332 · App. 09/769,582
Method and apparatus for multiple-input-multiple-output control of a valve/actuator plant
Inventor:
Richard J. Winkler
Patented Case
View Patent ↗
Granted: Nov 11, 2003
Filed: Jan 25, 2001
Inventor
Richard J. Winkler
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.