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:
Jul. 17, 2012
Filed:
Aug. 07, 2009
Hidekazu Kashiwase, Kanagawa, JP;
Hiroyuki Suzuki, Kanagawa, JP;
Masae Suzuki, Legal Representative, Kanagawa, JP;
Mitsuhiro Shoda, Kanagawa, JP;
Takayoshi Ohtsu, Kanagawa, JP;
Kiyoshi Hashimoto, Kanagawa, JP;
Hidekazu Kashiwase, Kanagawa, JP;
Hiroyuki Suzuki, Kanagawa, JP;
Masae Suzuki, legal representative, Kanagawa, JP;
Mitsuhiro Shoda, Kanagawa, JP;
Takayoshi Ohtsu, Kanagawa, JP;
Kiyoshi Hashimoto, Kanagawa, JP;
Hitachi Global Storage Technologies, Netherlands B.V., Amsterdam, NL;
Abstract
A magnetic-recording-disk test-head. The magnetic-recording-disk test-head includes a slider, a test pad and a slider-surface-shape control mechanism. The slider includes a leading edge and a trailing edge. The test pad is disposed at a trailing-edge side of the slider and is configured to remove and to detect asperities on a magnetic-recording disk. The slider-surface-shape control mechanism is configured to change a shape of an air-bearing surface of the slider and is disposed at a leading-edge side of the slider.