Granted Patent
Utility
US 5,980,105 · App. 08/412,916
Device of optically measuring a cryogenic temperature
Inventors:
Jacky Y. Rouhet, Gilbert M. Tribillon, Stephane Bertrand, Georges Boulon
Patented Case
View Patent ↗
Granted: Nov 9, 1999
Filed: Mar 29, 1995
Inventors
Jacky Y. Rouhet
Gilbert M. Tribillon
Stephane Bertrand
Georges Boulon
Assignee (at issue)
Societe Europenne de Propulsion
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.