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:
Mar. 10, 2026

Filed:

Mar. 25, 2021
Applicant:

Cadex Electronics Inc., Richmond, CA;

Inventors:

Tina Shoa Hassani Lashidani, North Vancouver, CA;

Gregory John Funk, Delta, CA;

Mark Steven Richter, Burnaby, CA;

April Petrovna Zoom O'dwyer, Richmond, CA;

Tarek Lawrence Ward, Vancouver, CA;

Yat Shun (Damien) Yu, Burnaby, CA;

Kevin Norman Hadden, Nepean, CA;

Alex James Lim, Surrey, CA;

Marvin Messing, Burnaby, CA;

Assignee:

CADEX Electronics Inc., Richmond, CA;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/392 (2019.01); G01R 31/36 (2020.01); G01R 31/367 (2019.01); G01R 31/385 (2019.01); G01R 31/388 (2019.01); G01R 31/389 (2019.01);
U.S. Cl.
CPC ...
G01R 31/392 (2019.01); G01R 31/3648 (2013.01); G01R 31/367 (2019.01); G01R 31/389 (2019.01); G01R 31/386 (2019.01); G01R 31/388 (2019.01);
Abstract

An electrochemical system testing apparatus may comprise a testing module electrically coupled to the electrochemical system. The testing module may comprise a discharge circuit configured to draw current from the electrochemical system at a plurality of different rates and to continuously draw current from the electrochemical system once a test of the electrochemical system is commenced. The apparatus may also comprise a measurement module which may be configured to measure voltage across terminals of the electrochemical system and current drawn from the electrochemical system during the test. The apparatus may also comprise a processor configured to compensate at least in part the measured voltage for voltage drift which was generated by continuously drawing current from the electrochemical system and to compute a state of health of the electrochemical system based at least in part on the compensated voltage and the measured current.


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