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.:

US 10845326 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 24, 2020

Filed:

Mar. 27, 2019
Applicant:

Ngk Insulators, Ltd., Nagoya, JP;

Inventors:

Taku Okamoto, Nagoya, JP;

Nobukazu Ikoma, Nagoya, JP;

Assignee:

NGK INSULATORS, LTD., Nagoya, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 27/409 (2006.01); G01N 27/407 (2006.01); G01N 27/41 (2006.01); G01N 27/419 (2006.01);
U.S. Cl.
CPC ...
G01N 27/409 (2013.01); G01N 27/4072 (2013.01); G01N 27/4073 (2013.01); G01N 27/4076 (2013.01); G01N 27/41 (2013.01); G01N 27/419 (2013.01);
Abstract

The inequality Voff<Va<Vb is satisfied, assuming that Va is a first voltage applied to a preliminary oxygen concentration control unit at a time of a first operation thereof, Vb is a second voltage applied to the preliminary oxygen concentration control unit at a time of a second operation thereof, and Voff is a voltage applied thereto at a time when the preliminary oxygen concentration control unit is stopped.


Find Patent Forward Citations

Okamoto, Taku. (2020). Gas sensor and method of controlling gas sensor (U.S. Patent No. 10845326). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10845326

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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