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:
Jan. 30, 1996
Filed:
Jun. 06, 1994
Applicant:
Inventors:
Assignee:
Hitachi Metals, Ltd., , JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01F / ; H01F / ; G03G / ;
U.S. Cl.
CPC ...
335302 ; 355251 ; 118657 ; 335303 ;
Abstract
A permanent magnet member composed of an integral sintered body made of a ferrite magnet material, the integral sintered body including a cylindrical center portion and shaft portions formed at the opposite ends of the cylindrical center portion and each having a smaller diameter than that of the cylindrical center portion, the cylindrical center portion being provided with a plurality of magnetic poles extending axially and arranged circumferentially on an outer surface of the cylindrical center portion.
Quick Actions:
Yamamoto, Mikio. (1996). Permanent magnet member and method of producing same (U.S. Patent No. 5488341). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5488341
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile