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:
Oct. 24, 2023

Filed:

Aug. 28, 2019
Applicant:

National Institute for Materials Science, Ibaraki, JP;

Inventors:

Genki Yoshikawa, Ibaraki, JP;

Takahiro Nemoto, Ibaraki, JP;

Makito Nakatsu, Ibaraki, JP;

Naoto Takeda, Ibaraki, JP;

Kota Shiba, Ibaraki, JP;

Kosuke Minami, Ibaraki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01L 1/00 (2006.01); G01L 1/26 (2006.01); B08B 7/00 (2006.01); G01L 1/22 (2006.01); H01L 29/84 (2006.01);
U.S. Cl.
CPC ...
G01L 1/26 (2013.01); B08B 7/005 (2013.01); B08B 7/0071 (2013.01); G01L 1/2268 (2013.01); H01L 29/84 (2013.01);
Abstract

A method for cleaning a receptor layer of a surface stress sensor according to an embodiment of the present invention includes, in a surface stress sensor that detects a change in surface stress of a thin film, the change being caused by a receptor layer disposed on a surface of the thin film, causing at least a part of a surface region of the thin film to generate heat or supplying heat to the receptor layer from the outside of the surface stress sensor. This makes it possible to easily perform efficient cleaning of a surface stress sensor such as a sensor that performs detection using a piezoresistor while avoiding structural complications as much as possible.


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