Granted Patent
Utility
US 5,498,548 · App. 08/280,905
Thermionic ionization detector with radiant heater assembly
Inventors:
Richard P. White, Bruce W. Hermann, Raymond D. Worden
Patented Case
View Patent ↗
Granted: Mar 12, 1996
Filed: Jul 27, 1994
Inventors
Richard P. White
Bruce W. Hermann
Raymond D. Worden
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.