Granted Patent
Utility
US 4,811,613 · App. 07/093,007
Two-axis angular rate gyroscope
Inventors:
Alan C. Phillips, Terence J. O'Brien, Charles S. Taylor
Patented Case
View Patent ↗
Granted: Mar 14, 1989
Filed: Sep 4, 1987
Inventors
Alan C. Phillips
Terence J. O'Brien
Charles S. Taylor
Assignee (at issue)
Etak, 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.