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:
Jul. 29, 2025

Filed:

Sep. 06, 2023
Applicants:

Kabushiki Kaisha Toshiba, Tokyo, JP;

Toshiba Materials Co., Ltd., Yokohama, JP;

Inventors:

Hitoshi Aoyama, Yokohama, JP;

Hideaki Baba, Yokohama, JP;

Kenji Tomokiyo, Yokohama, JP;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10N 10/854 (2023.01); H01B 1/02 (2006.01);
U.S. Cl.
CPC ...
H10N 10/854 (2023.02); H01B 1/02 (2013.01);
Abstract

The rhenium tungsten wire rod according to an embodiment is a wire rod made of a tungsten alloy containing rhenium, wherein a rhenium content is less than 30 wt % in any measurement area of a wire rod body where a unit area is 1 μm in diameter.


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