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:
Oct. 09, 2018
Filed:
Oct. 23, 2017
Seagate Technology Llc, Cupertino, CA (US);
Koji Adachi, San Jose, CA (US);
Ian J. Beresford, Milpitas, CA (US);
Thomas Y. Chang, Menlo Park, CA (US);
Kuo Hsing Hwang, San Jose, CA (US);
James Hennessy, Campbell, CA (US);
David Perez, E. Palo Alto, CA (US);
Seagate Technology LLC, Cupertino, CA (US);
Abstract
Apparatus and method for magnetic recording media. A rotatable magnetic recording disc has an outermost annular sidewall that extends at nominally 97 millimeters, mm for a 3-½ inch form factor data storage device or at nominally 67 mm for a 2-½ inch form factor data storage device. The rotatable magnetic recording disc further has a disc shaped substrate of metal or glass, and a magnetic recording layer supported by the disc shaped substrate and configured to magnetically record data along concentric tracks.