Granted Patent
Utility
US 5,540,551 · App. 08/285,665
Method and apparatus for reducing vibration in a turbo-machine blade
Inventor:
Roger W. Heinig
Patented Case
View Patent ↗
Granted: Jul 30, 1996
Filed: Aug 3, 1994
Inventor
Roger W. Heinig
Assignee (at issue)
Westinghouse Electric Company LLC
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.