Invention Grant
- Patent Title: Soft magnetic powder, powder magnetic core, magnetic element, and electronic device
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Application No.: US16858872Application Date: 2020-04-27
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Publication No.: US11545285B2Publication Date: 2023-01-03
- Inventor: Yasuko Kudo , Toshiki Akazawa , Yu Maeda
- Applicant: Seiko Epson Corporation
- Applicant Address: JP Tokyo
- Assignee: Seiko Epson Corporation
- Current Assignee: Seiko Epson Corporation
- Current Assignee Address: JP Tokyo
- Agency: Harness, Dickey & Pierce, P.L.C.
- Priority: JP2015-244796 20151216
- Main IPC: H01F1/147
- IPC: H01F1/147 ; C22C33/02 ; B22F9/08 ; H01F1/153 ; C22C45/02 ; B22F1/00 ; C22C38/00 ; C22C38/02 ; C22C38/06 ; C22C38/12 ; C22C38/14 ; C22C38/16 ; C22C38/20 ; C22C38/26 ; C22C33/00 ; B22F9/00 ; C22C38/38 ; B22F1/10 ; B22F1/054 ; B22F9/10 ; C22C38/28 ; C22C38/32 ; C22C38/34 ; H01F1/20 ; H01F27/255 ; H01F41/02 ; H01F3/08
Abstract:
A soft magnetic powder of the invention has a composition represented by Fe100-a-b-c-d-e-fCuaSibBcMdM′eXf (at %) [wherein M is Nb, W, Ta, Zr, Hf, Ti, or Mo, M′ is V, Cr, Mn, Al, a platinum group element, Sc, Y, Au, Zn, Sn, or Re, X is C, P, Ge, Ga, Sb, In, Be, or As, and a, b, c, d, e, and f are numbers that satisfy the following formulae: 0.1≤a≤3, 0
Public/Granted literature
- US20200258665A1 SOFT MAGNETIC POWDER, POWDER MAGNETIC CORE, MAGNETIC ELEMENT, AND ELECTRONIC DEVICE Public/Granted day:2020-08-13
Information query
