Granted Patent
Utility
US 6,774,532 · App. 10/028,144
Self-powered microthermionic converter
Inventors:
Albert C. Marshall, Donald B. King, Kevin R. Zavadil, Stanley H. Kravitz, Chris P. Tigges, Gregory A. Vawter
Patented Case
View Patent ↗
Granted: Aug 10, 2004
Filed: Dec 20, 2001
Inventors
Albert C. Marshall
Donald B. King
Kevin R. Zavadil
Stanley H. Kravitz
Chris P. Tigges
Gregory A. Vawter
Assignee (at issue)
Sandia Corporation
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.