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:
Sep. 29, 2026
Filed:
Feb. 22, 2023
Delta Electronics (Japan), Inc., Tokyo, JP;
Munemitsu Abe, Miyagi-ken, JP;
Akio Hanada, Niigata-ken, JP;
Shokan Yamashita, Niigata-ken, JP;
Tatsuya Oba, Miyagi-ken, JP;
DELTA ELECTRONICS (JAPAN), INC., Tokyo, JP;
Abstract
In a magnetic core including a laminated core in which multiple core thin strips are laminated, the magnetic core includes a cutting mark region formed by cutting tie sticks, connected to the core thin strips, in a lamination direction of the core thin strips, and the cutting mark regionC is positioned on an inner side than outer peripheries of the core thin strips. The core thin stripmay include a portion made of a nanocrystal-containing alloy material that is obtained by nano-crystallizing an amorphous alloy material with heat treatment.