Granted Patent
Utility
US 5,149,141 · App. 07/042,184
Internally-located rotating union for a motor-generator set
Inventor:
Brian L. Newhouse
Patented Case
View Patent ↗
Granted: Sep 22, 1992
Filed: Apr 24, 1987
Inventor
Brian L. Newhouse
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.