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:
Oct. 21, 2014
Filed:
Mar. 08, 2012
Yuji Kaneko, Nagoya, JP;
Yukio Takada, Nisshin, JP;
Motoki Hiraoka, Toyota, JP;
Keiu Kanada, Miyoshi, JP;
Yuji Kaneko, Nagoya, JP;
Yukio Takada, Nisshin, JP;
Motoki Hiraoka, Toyota, JP;
Keiu Kanada, Miyoshi, JP;
Kabushiki Kaisha Toyota Chuo Kenkyusho, Nagakute-shi, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Abstract
A process for producing a rare earth magnet comprises: an adhesion step of causing a diffusion element capable of diffusing inwardly to adhere to the surface part of a magnet material comprising a compact or sintered body of rare earth alloy particles; and an evaporation step of heating the magnet material in vacuum to evaporate at least a portion of the diffusion element having been retained on or in the surface part of the magnet material.