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. 04, 2000
Filed:
Sep. 10, 1998
Atsuyoshi Tsunoda, Nagano, JP;
Masao Yamaguchi, Nagano, JP;
Noboru Kanzo, Nagano, JP;
Takumi Takano, Nagano, JP;
TDK Corporation, , US;
Abstract
A method of manufacturing a magnetic head apparatus provided with a slider having an ABS includes a step of aging a bar with a plurality of sliders, a step of lapping a surface or the bar, the surface including the ABS to be formed, the lapping step including a final lapping process for finally lapping the surface of the bar, a step of forming rails of the respective sliders of the bar after the final lapping process, the forming step including a photolithographic etching process to form the rails, and a step of cutting the bar to separate into the individual sliders. The aging step is carried out before the final lapping process or with the final lapping process.