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:
Apr. 15, 2008
Filed:
May. 16, 2005
Applicants:
William P. Taylor, Amherst, NH (US);
Richard Dickinson, Manchester, NH (US);
Michael C. Doogue, Manchester, NH (US);
Inventors:
William P. Taylor, Amherst, NH (US);
Richard Dickinson, Manchester, NH (US);
Michael C. Doogue, Manchester, NH (US);
Assignee:
Allegro Microsystems, Inc., Worcester, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 33/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method and apparatus provide a substrate having a depression into which a magnetic material is disposed, forming a magnetic flux concentrator and/or a permanent magnet. A magnetic field sensing element can be disposed proximate to the depression.