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:
May. 29, 2001
Filed:
Sep. 25, 1998
Applicant:
Inventors:
Zhong Stella Wu, Fremont, CA (US);
Rajiv Y. Ranjan, San Jose, CA (US);
Assignee:
Seagate Technology LLC, Scotts Valley, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/66 ;
U.S. Cl.
CPC ...
G11B 5/66 ;
Abstract
The Hr and SNR of a magnetic recording medium are increased and reduced recording signal modulation by employing an underlayer containing Cr or a Cr alloy with Ta,O,dispersed therein. Embodiments include a composite underlayer comprising a first Cr or Cr alloy underlayer containing about 0.1 to about 10 at. % dispersed Ta,O,and a second underlayer comprising Cr or a Cr alloy, e.g. CrV, thereon.
Wu, Zhong. (2001). Magnetic recording medium containing a cr(ta205) underlayer (U.S. Patent No. 6238809). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6238809
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile