Granted Patent
Utility
US 5,621,171 · App. 08/628,451
Method for actively balancing a vibration structure gyroscope sensing element structure
Inventor:
Christopher Paul Fell
Patented Case
View Patent ↗
Granted: Apr 15, 1997
Filed: Apr 5, 1996
Inventor
Christopher Paul Fell
Assignee (at issue)
British Aerospace Public Limited Co.
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.