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:
Jul. 30, 2013
Filed:
Dec. 02, 2008
Applicants:
Kenji Nakamura, Toyota, JP;
Shigeto Takeuchi, Toyota, JP;
Keiu Kanada, Miyoshi, JP;
Masafumi Suzuki, Toyota, JP;
Tomonari Kogure, Toyota, JP;
Inventors:
Kenji Nakamura, Toyota, JP;
Shigeto Takeuchi, Toyota, JP;
Keiu Kanada, Miyoshi, JP;
Masafumi Suzuki, Toyota, JP;
Tomonari Kogure, Toyota, JP;
Assignee:
Toyota Jidosha Kabushiki Kaisha, Aichi-ken, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01F 41/02 (2006.01); H02K 15/03 (2006.01);
U.S. Cl.
CPC ...
Abstract
A manufacturing method for a permanent magnet includes the steps of a) producing a permanent magnet (), b) fracturing the permanent magnet () to obtain two or more separate pieces (), and c) restoring the permanent magnet () by fitting the fracture surfaces of adjacent separate pieces () together.