Granted Patent
Utility
US 5,156,802 · App. 07/761,204
Inspection of fuel particles with acoustics
Inventors:
Michael O. Robertson, Donald M. Stevens, Hubert L. Whaley
Patented Case
View Patent ↗
Granted: Oct 20, 1992
Filed: Sep 17, 1991
Inventors
Michael O. Robertson
Donald M. Stevens
Hubert L. Whaley
Assignee (at issue)
The Babcock & Wilcox Company
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.