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:
Jun. 13, 2023
Filed:
Mar. 05, 2020
Kabushiki Kaisha Toshiba, Tokyo, JP;
Shinya Sakurada, Saitama Saitama, JP;
Masaya Hagiwara, Yokohama Kanagawa, JP;
Keiko Okamoto, Kawasaki Kanagawa, JP;
KABUSHIKI KAISHA TOSHIBA, Tokyo, JP;
Abstract
The magnet material is represented by a composition formula 1: (RY)MA, where R is at least one element selected from the group consisting of rare-earth elements, M is at least one element selected from the group consisting of Fe and Co, A is at least one element selected from the group consisting of N, C, B, H and P, x is a number satisfying 0.01≤x≤0.8, a is a number satisfying 4≤a≤20 atomic %, b is a number satisfying b=100−a−c atomic %, and c is a number satisfying 0≤c≤18 atomic %), and includes a main phase having a ThNicrystal structure. A concentration of the element M in the main phase is 89.6 atomic % or more.