The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 22, 2002
Filed:
Aug. 26, 1999
Applicant:
Inventors:
Jennifer L. Elster, Blacksburg, VA (US);
Richey M. Davis, Blacksburg, VA (US);
Mark E. Jones, Blacksburg, VA (US);
Assignee:
Luna Innovations, Inc., Blacksburg, VA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B02B 6/00 ;
U.S. Cl.
CPC ...
B02B 6/00 ;
Abstract
An extrinsic optical waveguide sensor for making refractive index measurements of an in situ sample is provided. The sensor comprises a holder having at least one sample input region and at least one interferometric region. At least one optical fiber is positioned in the holder, each optical fiber having an endface serving as an input and an output. At least one reflector, each reflector is positioned in the holder in an operable relationship to each optical fiber endface, thus defining each interferometric region.