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. 02, 2021

Filed:

Aug. 10, 2017
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Josephine B. Chang, Ellicott City, MD (US);

Talia S. Gershon, White Plains, NY (US);

Supratik Guha, Chicago, IL (US);

Hendrik F. Hamann, Yorktown Heights, NY (US);

Jiaxing Liu, Westfield, NJ (US);

Theodore G. van Kessel, Millbrook, NY (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01N 27/407 (2006.01); G01N 27/416 (2006.01);
U.S. Cl.
CPC ...
G01N 27/4075 (2013.01); G01N 27/416 (2013.01);
Abstract

Low power combustible gas sensors using a thermocouple design are provided. In one aspect, a combustible gas sensor includes: at least one first electrode; at least one second electrode formed from a dissimilar material from the first electrode; and a catalytic material at an active reaction junction between the first electrode and the second electrode, wherein the active reaction junction between the first electrode and the second electrode forms a thermocouple. A sensing device is including, e.g., multiple sensors, and a method for sensing combustible gas using the present sensors are also provided.


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