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:
Aug. 28, 2018
Filed:
Aug. 24, 2015
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;
Kazuaki Haga, Toyota, JP;
Noriyuki Ueno, Toyota, JP;
Akira Kano, Toyota, JP;
Tomonori Inuzuka, Toyota, JP;
Noritsugu Sakuma, Mishima, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota-shi, Aichi-ken, JP;
Abstract
A manufacturing method of a rare-earth magnet includes: manufacturing a first sealing body by filling a graphite container with a magnetic powder to be a rare-earth magnet material and by sealing the graphite container; manufacturing a sintered body by sintering the first sealing body to manufacture a second sealing body in which the sintered body is accommodated; and manufacturing a rare-earth magnet by performing hot plastic working on the second sealing body to give magnetic anisotropy to the sintered body.