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.

Date of Patent:
Aug. 22, 2023

Filed:

Aug. 30, 2019
Applicant:

Ferric Inc., New York, NY (US);

Inventors:

Noah Sturcken, New York, NY (US);

Denis Shishkov, Brooklyn, NY (US);

Matthew Cavallaro, New York, NY (US);

Michael Lekas, Brooklyn, NY (US);

Ryan Davies, New York, NY (US);

Assignee:

Ferric Inc., New York, NY (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 41/02 (2006.01); H01F 27/24 (2006.01); H01F 27/25 (2006.01); H01F 41/18 (2006.01);
U.S. Cl.
CPC ...
H01F 27/24 (2013.01); H01F 27/25 (2013.01); H01F 41/0213 (2013.01); H01F 41/18 (2013.01);
Abstract

A method for manufacturing a vertically-laminated ferromagnetic core includes (a) depositing a conductive seed layer on or over a first side of a substrate; (b) depositing a masking layer on or over a second side of the substrate, the first and second sides on opposite sides of the substrate; (c) forming a pattern in the masking layer; (d) dry etching the substrate, based on the pattern in the masking layer, from the second side to the first side to expose portions of the conductive seed layer; and (e) depositing a ferromagnetic material onto the exposed portions of the conductive seed layer to form vertically-oriented ferromagnetic layers.


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