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.:
Date of Patent:
Jul. 28, 2026
Filed:
Dec. 21, 2021
Applicant:
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Inventors:
Tomohiro Kanazawa, Osaka, JP;
Kazuhiro Daijo, Osaka, JP;
Kenshi Tsuji, Osaka, JP;
Naoki Kohyama, Osaka, JP;
Yui Nakai, Osaka, JP;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D03D 15/33 (2021.01); B41F 15/34 (2006.01); B41N 1/04 (2006.01); B41N 1/24 (2006.01); C22C 27/04 (2006.01); C22F 1/18 (2006.01); D03D 1/00 (2006.01); D03D 9/00 (2006.01); D03D 15/67 (2021.01);
U.S. Cl.
CPC ...
B41F 15/34 (2013.01); B41N 1/04 (2013.01); B41N 1/247 (2013.01); C22C 27/04 (2013.01); C22F 1/18 (2013.01); D03D 1/00 (2013.01); D03D 9/00 (2013.01); D03D 15/33 (2021.01); D03D 15/67 (2021.01); D10B 2505/00 (2013.01);
Abstract
A metal wire includes tungsten or a tungsten alloy. The metal wire has a diameter of at most 13 μm, a tensile strength of at least 4.8 GPa, and a natural hanging length per 1000 mm of at least 800 mm.