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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.:

US 10283266 B1

PDFFull Text
Date of Patent:
May. 07, 2019

Filed:

Mar. 29, 2017

Powder core, manufacturing method of powder core, inductor including powder core, and electronic/electric device having inductor mounted therein

Applicant:

Alps Electric Co., Ltd., Ota-ku, Tokyo, JP;

Inventors:

Ryo Nakabayashi, Niigata-ken, JP;

Akinori Kojima, Niigata-ken, JP;

Seiichi Abiko, Niigata-ken, JP;

Keiichiro Sato, Niigata-ken, JP;

Akira Sato, Niigata-ken, JP;

Takao Mizushima, Niigata-ken, JP;

Assignee:

Alps Alpine Co., Ltd., Tokyo, JP;

Attorney:

Beyer Law Group LLP

Primary Examiner:

Mang Tin Bik Lian

Assistant Examiner:

Kazi S Hossain

Int. Cl.
CPC ...
H01F 27/29 (2006.01); H01F 41/02 (2006.01); H01F 1/153 (2006.01); H01F 1/26 (2006.01); H01F 3/08 (2006.01); H01F 17/04 (2006.01); H01F 17/06 (2006.01);
U.S. Cl.
CPC ...
H01F 41/0246 (2013.01); H01F 1/153 (2013.01); H01F 1/26 (2013.01); H01F 3/08 (2013.01); H01F 17/04 (2013.01); H01F 17/062 (2013.01); H01F 2017/048 (2013.01);
Abstract

A powder core includes: a powder of a crystalline magnetic material; and a powder of an amorphous magnetic material, in which a median diameter D50A of the powder of the amorphous magnetic material is 15 μm or less, and satisfies the expression: 1≤D50A/D50C≤3.5 with respect to a median diameter D50C of the powder of the crystalline magnetic material.

Find Patent Forward Citations

Nakabayashi, Ryo. (2019). Powder core, manufacturing method of powder core, inductor including powder core, and electronic/electric device having inductor mounted therein (U.S. Patent No. 10283266). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10283266

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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