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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 11062829 B1

PDFFull Text
Expired
Date of Patent:
Jul. 13, 2021

Filed:

Jan. 16, 2019

Soft magnetic alloy powder, production method thereof, and dust core using same

Applicant:

Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;

Inventors:

Taishi Fujimoto, Osaka, JP;

Masato Maede, Kyoto, JP;

Assignee:

PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD., Osaka, JP;

Attorney:

McDermott Will & Emery LLP

Primary Examiner:

Seth Dumbris

Assistant Examiner:

Kim S Horger

Int. Cl.
CPC ...
B22F 3/00 (2021.01); H01F 1/28 (2006.01); H01F 1/22 (2006.01); B22F 9/04 (2006.01); B22F 1/00 (2006.01); C22C 38/12 (2006.01); C22C 38/02 (2006.01); B22F 3/02 (2006.01); C22C 38/16 (2006.01); H01F 3/08 (2006.01); H01F 1/153 (2006.01);
U.S. Cl.
CPC ...
H01F 1/28 (2013.01); B22F 1/0014 (2013.01); B22F 3/02 (2013.01); B22F 9/04 (2013.01); C22C 38/02 (2013.01); C22C 38/12 (2013.01); C22C 38/16 (2013.01); H01F 1/22 (2013.01); H01F 3/08 (2013.01); B22F 2009/048 (2013.01); B22F 2301/35 (2013.01); C22C 2202/02 (2013.01); H01F 1/15308 (2013.01);
Abstract

A soft magnetic alloy powder includes a first pulverized powder which has a particle diameter of 20 μm or more, a value of major diameter/minor diameter of 1.2 or more and 1.8 or less, and a flat plate shape, and a second pulverized powder which has a particle diameter of less than 3 μm, a value of major diameter/minor diameter of 1.1 or more and 1.6 or less, and a flat plate shape. A production method of a soft magnetic alloy powder, includes first processing of processing a soft magnetic alloy ribbon into a coarse powder, and second processing of pulverizing the coarse powder with a pulverizer.

Find Patent Forward Citations

Fujimoto, Taishi. (2021). Soft magnetic alloy powder, production method thereof, and dust core using same (U.S. Patent No. 11062829). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11062829

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

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