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:
Feb. 10, 2026

Filed:

Apr. 07, 2021
Applicant:

Ushio Denki Kabushiki Kaisha, Tokyo, JP;

Inventor:

Akihiro Shimamoto, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B08B 7/00 (2006.01); H01L 21/311 (2006.01);
U.S. Cl.
CPC ...
B08B 7/0035 (2013.01); H01L 21/31116 (2013.01);
Abstract

Provided is a reduction treatment method in which hydrogen radicals are efficiently generated in an amount required for reduction treatment and the surface of an object to be treated is reduced by a relatively simple treatment process. A reduction treatment method including: irradiating a hydrogen radical source-containing material with ultraviolet light having a wavelength of 255 nm or less to generate hydrogen radicals; and bringing the generated hydrogen radicals into contact with a surface of an object to be treated to reduce the surface.


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Shimamoto, Akihiro. (2026). Reduction treatment method (U.S. Patent No. 12544808). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12544808

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