Granted Patent
Utility
US 6,731,389 · App. 10/141,372
Method and apparatus for the elimination of polarization fading in interferometric sensing systems
Inventors:
John Luscombe, John L. Maida
Patented Case
View Patent ↗
Granted: May 4, 2004
Filed: May 8, 2002
Inventors
John Luscombe
John L. Maida
Assignee (at issue)
SERCEL
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.