Granted Patent
Utility
US 5,313,397 · App. 07/652,523
Autopilot system for a vessel
Inventors:
Harjit Singh, Andrew Clark
Patented Case
View Patent ↗
Granted: May 17, 1994
Filed: Feb 8, 1991
Inventors
Harjit Singh
Andrew Clark
Assignee (at issue)
Nautech Limited
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.