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:
Nov. 11, 2025
Filed:
Mar. 23, 2022
Taiyo Yuden Co., Ltd., Tokyo, JP;
Takashi Nakajima, Tokyo, JP;
TAIYO YUDEN CO., LTD., Tokyo, JP;
Abstract
A magnetic base body includes plural metal magnetic particles including a first metal magnetic particle and a second metal magnetic particle adjacent to the first metal magnetic particle, each metal magnetic particle including Fe, and plural metal Fe particles including metal Fe. The plural metal Fe particles are disposed separately from each other between an insulating first oxide layer and an insulating second oxide layer. The first oxide layer includes oxide of an element A disposed on a surface of the first metal magnetic particle. The second oxide layer includes oxide of an element B disposed on a surface of the second metal magnetic particle. The element A is at least one element selected from a group consisting of Si, Zr, Al, and Ti, and the element B is at least one element selected from the group consisting of Si, Zr, Al, and Ti.