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:
Sep. 19, 2006
Filed:
Oct. 15, 2003
Edward Hin Pong Lee, San Jose, CA (US);
Katalin Pentek, San Jose, CA (US);
Yong Shen, Saratoga, CA (US);
Sue Siyang Zhang, Saratoga, CA (US);
Edward Hin Pong Lee, San Jose, CA (US);
Katalin Pentek, San Jose, CA (US);
Yong Shen, Saratoga, CA (US);
Sue Siyang Zhang, Saratoga, CA (US);
Hitachi Global Storage Technologies, Amsterdam, NL;
Abstract
A magnetic head having an air bearing surface (ABS) and a first pole tip. A second pole tip is spaced apart from and facing the upper end of the first pole tip across a write gap. A bump extends into a portion of the upper end of the first pole tip and a portion of the bottom end of the second pole tip, the bump being positioned away from the ABS. The bump defines a throat height of the first and second pole tips.