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:
Aug. 21, 2012
Filed:
Nov. 18, 2008
Lien Lee, Saint Paul, MN (US);
Xuhui Jin, Shakopee, MN (US);
Kaizhong Gao, Eden Prairie, MN (US);
Amit Vasant Itagi, Seven Fields, PA (US);
William Albert Challener, Sewickley, PA (US);
Lien Lee, Saint Paul, MN (US);
Xuhui Jin, Shakopee, MN (US);
Kaizhong Gao, Eden Prairie, MN (US);
Amit Vasant Itagi, Seven Fields, PA (US);
William Albert Challener, Sewickley, PA (US);
Seagate Technology LLC, Cupertino, CA (US);
Abstract
An apparatus includes a waveguide shaped to direct light to a focal point, and a near-field transducer positioned adjacent to the focal point, wherein the near-field transducer includes a dielectric component and a metallic component positioned adjacent to at least a portion of the dielectric component. An apparatus includes a waveguide shaped to direct light to a focal point, and a near-field transducer positioned adjacent to the focal point, wherein the near-field transducer includes a first metallic component, a first dielectric layer positioned adjacent to at least a portion of the first metallic component, and a second metallic component positioned adjacent to at least a portion of the first dielectric component.