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.

Date of Patent:
Nov. 19, 2019

Filed:

Jul. 10, 2018
Applicant:

K Sciences Gp, Llc, San Antonio, TX (US);

Inventor:

Valentin Korman, Huntsville, AL (US);

Assignee:

K Sciences GP, LLC, San Antonio, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 21/359 (2014.01); G01N 33/49 (2006.01); G01N 21/3577 (2014.01); A61B 5/145 (2006.01); A61B 5/1455 (2006.01); A61B 5/00 (2006.01); G01N 21/21 (2006.01);
U.S. Cl.
CPC ...
G01N 21/359 (2013.01); A61B 5/1455 (2013.01); A61B 5/14532 (2013.01); A61B 5/14558 (2013.01); A61B 5/6815 (2013.01); G01N 21/21 (2013.01); G01N 21/3577 (2013.01); G01N 33/49 (2013.01); A61B 5/7225 (2013.01); A61B 2560/0443 (2013.01); A61B 2562/0238 (2013.01); G01N 2201/062 (2013.01); G01N 2201/0683 (2013.01);
Abstract

A glucose sensor comprising an optical energy source having an emitter with an emission pattern; a first polarizer intersecting the emission pattern; a second polarizer spaced a distance from the first polarizer and intersecting the emission pattern, the second polarizer rotated relative to the first polarizer by a first rotational amount Θ; a first optical detector intersecting the emission pattern; a second optical detector positioned proximal to the second polarizer, the first polarizer and the second polarizer being positioned between the optical energy source and the second optical detector, the second optical detector intersecting the emission pattern; a compensating circuit coupled to the second optical detector; and a subtractor circuit coupled to the compensating circuit and the first optical detector.


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