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:
Jan. 20, 2026
Filed:
Dec. 28, 2023
Seagate Technology Llc, Fremont, CA (US);
Daniel Raymond Stevens, Longmont, CO (US);
Paul Sheldon Tyler, Apple Valley, MN (US);
Michael Yi Zhao Yao, Singapore, SG;
Nipata Nonphonkrang, Nakhon Ratchasima, TH;
Jeffrey James Croxall, Longmont, CO (US);
Nuttawan Danvivatanaporn, Bangkok, TH;
Sonia Marrero, Longmont, CO (US);
Seagate Technology LLC, Fremont, CA (US);
Abstract
A hard disk drive includes a heat-assisted magnetic recording head and an enclosure. The enclosure is configured to contain the heat-assisted magnetic recording head and other components of the hard disk drive. The enclosure includes a base and a thermally processed top cover including a thermally oxidized interior surface. Preferably, a composition of the thermally oxidized surface of the thermally processed top cover comprises at least 5 percent oxygen. More preferably, an average oxidation depth of the thermally oxidized surface of the thermally processed top cover is at least 8 nanometers.