Granted Patent
Utility
US 6,779,347 · App. 10/145,460
Solid-state thermionic refrigeration
Inventors:
Yan R. Kucherov, Peter L. Hagelstein
Patented Case
View Patent ↗
Granted: Aug 24, 2004
Filed: May 13, 2002
Inventors
Yan R. Kucherov
Peter L. Hagelstein
Assignee (at issue)
C.P. Baker Securities, Inc.
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.