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:
Sep. 30, 2003
Filed:
Jul. 24, 2002
Applicant:
Inventors:
Madhu Sudan Chatterjee, Saginaw, MI (US);
Andrzej Marian Pawlak, Troy, MI (US);
Vinod K. Sikka, Oak Ridge, TN (US);
Assignee:
Delphi Technologies, Inc., Troy, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22F 7/02 ; B22F 5/12 ; B32B 1/516 ; H01F 1/08 ; H01F 1/057 ;
U.S. Cl.
CPC ...
B22F 7/02 ; B22F 5/12 ; B32B 1/516 ; H01F 1/08 ; H01F 1/057 ;
Abstract
An extruded magnetic structure includes a first layer of low alloy steel compressed powder and a second layer of rare earth metal compressed powder circumferentially disposed around the first layer. A third layer of compressed powder may be circumferentially disposed around the second layer.
Chatterjee, Madhu. (2003). Manufacturing technique for multi-layered structure with magnet using an extrusion process (U.S. Patent No. 6627326). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6627326
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile