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. 19, 2023
Filed:
Dec. 17, 2021
Applicant:
Seagate Technology Llc, Freemont, CA (US);
Inventors:
Florin Zavaliche, San Ramon, CA (US);
Kai Chieh Chang, Pleasanton, CA (US);
Pin-Wei Huang, Fremont, CA (US);
Ganping Ju, Pleasanton, CA (US);
Jan-Ulrich Thiele, Sunnyvale, CA (US);
Assignee:
SEAGATE TECHNOLOGY LLC, Fremont, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/716 (2006.01); G11B 5/65 (2006.01); G11B 5/73 (2006.01);
U.S. Cl.
CPC ...
G11B 5/716 (2013.01); G11B 5/657 (2021.05); G11B 5/7369 (2019.05); G11B 5/7379 (2019.05);
Abstract
A magnetic stack includes a substrate and a soft magnetic underlayer deposited on a top surface of the substrate. A heat sink layer is disposed on top of the soft magnetic underlayer, and an interlayer is deposited on top of the heat sink layer. A non-magnetic seed layer is deposited on top of the interlayer. A magnetic recording structure which includes more than one magnetic recording layer is deposited on the top surface of the non-magnetic seed layer.