Granted Patent
Utility
US 5,389,456 · App. 08/195,935
Method and closing pores in a thermally sprayed doped lanthanum chromite interconnection layer
Inventors:
Prabhakar Singh, Roswell J. Ruka
Patented Case
View Patent ↗
Granted: Feb 14, 1995
Filed: Feb 14, 1994
Inventors
Prabhakar Singh
Roswell J. Ruka
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.