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:
Jun. 14, 2022

Filed:

Dec. 19, 2018
Applicant:

Lapis Semiconductor Co., Ltd., Yokohama, JP;

Inventor:

Masao Okihara, Yokohama, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 27/30 (2006.01); G01N 27/414 (2006.01); G01N 27/401 (2006.01); G01N 27/416 (2006.01);
U.S. Cl.
CPC ...
G01N 27/301 (2013.01); G01N 27/302 (2013.01); G01N 27/401 (2013.01); G01N 27/414 (2013.01); G01N 27/4167 (2013.01);
Abstract

A reference electrode is provided with an accommodation portion that is provided with a tube-shaped lead-out portion that can guide an accommodated internal liquid; a liquid junction portion that is connected to an end of the lead-out portion, and that allows the internal liquid to seep out; a liquid dripping portion that has a first end connected to the liquid junction portion, that has a second end that protrudes into the accommodation portion, and that guides the internal liquid to the liquid junction portion; and an internal electrode having at least a portion that is positioned further towards the first end side than the second end of the liquid dripping portion.


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