Granted Patent
Utility
US 4,444,286 · App. 06/377,872
Torque-control with overspeed regulation and method of controlling a hydrostatic drive
Inventors:
Royal R. Hawkins, Leland E. Kuntz
Patented Case
View Patent ↗
Granted: Apr 24, 1984
Filed: May 13, 1982
Inventors
Royal R. Hawkins
Leland E. Kuntz
Assignee (at issue)
Sundstrand Corporation
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.