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:
Jun. 17, 2025
Filed:
Sep. 28, 2021
Applicant:
Dräger Safety Ag & Co. Kgaa, Lübeck, DE;
Inventors:
Andreas Nauber, Lübeck, DE;
Michael Sick, Lübeck, DE;
Marie-Isabell Mattern-Frühwald, Lübeck, DE;
Beate Ritz, Lübeck, DE;
Assignee:
DRÄGER SAFETY AG & CO. KGAA, Lübeck, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 27/27 (2006.01); G01N 27/413 (2006.01);
U.S. Cl.
CPC ...
G01N 27/27 (2013.01); G01N 27/413 (2013.01);
Abstract
A multi-gas sensor includes a defined arrangement of working electrodes and a reference electrode. The reference electrode has two conductively connected single electrodes formed of respective different electrode materials. The working electrode and the single electrodes are preferably each disk-shaped and are arranged in two stacks one on top of another. A process is provided for a quantitative or qualitative determination of two target gases with the multi-gas sensor.