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. 22, 2015
Filed:
Sep. 02, 2014
Yoshitaka Sasaki, Santa Clara, CA (US);
Hiroyuki Ito, Milpitas, CA (US);
Kazuki Sato, Milpitas, CA (US);
Yukinori Ikegawa, Milpitas, CA (US);
Seiichiro Tomita, Milpitas, CA (US);
Hideo Mamiya, Milpitas, CA (US);
Yoshitaka Sasaki, Santa Clara, CA (US);
Hiroyuki Ito, Milpitas, CA (US);
Kazuki Sato, Milpitas, CA (US);
Yukinori Ikegawa, Milpitas, CA (US);
Seiichiro Tomita, Milpitas, CA (US);
Hideo Mamiya, Milpitas, CA (US);
HEADWAY TECHNOLOGIES, INC., Milpitas, unknown;
Abstract
A thermally-assisted magnetic recording head includes a main pole and a heat sink. The heat sink includes two first portions and two second portions. The two first portions are located on opposite sides of the main pole in the track width direction and are each spaced from the main pole. The two second portions are located between the main pole and the two first portions. The main pole and the two first portions are each formed of a magnetic metal. The two second portions are formed of a nonmagnetic metal.