Granted Patent
Utility
US 5,194,851 · App. 07/658,982
Steering controller
Inventors:
Calvin J. Kraning, Jeffrey S. Milender
Patented Case
View Patent ↗
Granted: Mar 16, 1993
Filed: Feb 21, 1991
Inventors
Calvin J. Kraning
Jeffrey S. Milender
Assignee (at issue)
Case GmbH
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.