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:
Nov. 14, 2017
Filed:
May. 10, 2012
Applicants:
Gary T. Pepka, Pembroke, NH (US);
William P. Taylor, Amherst, NH (US);
Inventors:
Gary T. Pepka, Pembroke, NH (US);
William P. Taylor, Amherst, NH (US);
Assignee:
ALLEGRO MICROSYSTEMS LLC, Worcester, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 33/00 (2006.01); G01R 33/09 (2006.01);
U.S. Cl.
CPC ...
G01R 33/0017 (2013.01); G01R 33/0035 (2013.01); G01R 33/09 (2013.01);
Abstract
Methods and apparatus for a magnetic field sensor including a die, a coil proximate the die to generate a magnetic field, and a magnetic field sensing element having to detect changes in the magnetic field generated by the coil in response to a ferromagnetic target.