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:
Dec. 22, 2020

Filed:

Apr. 25, 2018
Applicant:

Azbil Corporation, Chiyoda-ku, JP;

Inventor:

Norio Hasegawa, Chiyoda-ku, JP;

Assignee:

AZBIL CORPORATION, Chiyoda-ku, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12M 1/34 (2006.01); G01N 21/64 (2006.01);
U.S. Cl.
CPC ...
C12M 41/46 (2013.01); G01N 21/6408 (2013.01); G01N 21/6486 (2013.01);
Abstract

A cell survival rate determining device includes a survival rate calculation unit calculating the survival rate of cells in a cell population based on a peak wavelength giving a peak intensity of autofluorescence emitted by the cell population and a peak wavelength of excitation light giving the peak intensity of autofluorescence; and a determination unit determining whether the calculated survival rate of cells is reliable or not based on an amount of a shift and a direction of the shift per unit time in the peak wavelength of autofluorescence and an amount of a shift and a direction of the shift per unit time in the peak wavelength of excitation light.


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