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:
Dec. 26, 2023
Filed:
Jul. 29, 2022
Applicant:
Western Digital Technologies, Inc., San Jose, CA (US);
Inventors:
Muhammad Asif Bashir, San Jose, CA (US);
Alexander Goncharov, Morgan Hill, CA (US);
Takuya Matsumoto, San Jose, CA (US);
Petrus Antonius Van Der Heijden, Cupertino, CA (US);
Assignee:
Western Digital Technologies, Inc., San Jose, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/00 (2006.01); G11B 5/31 (2006.01); G11B 5/60 (2006.01);
U.S. Cl.
CPC ...
G11B 5/6088 (2013.01); G11B 2005/0021 (2013.01);
Abstract
The present disclosure relates to heat-assisted magnetic recording (HAMR) write heads including a waveguide and a main pole having a main pole tip. One or more current paths are provided through the main pole tip. Terminals of the one or more current paths can be coupled to the main pole, a trailing shield, a leading shield, a heat sink layer, a touch pad, a pole diffusion barrier layer, a NTS sensor, or another suitable component of the HAMR write head.