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:
Feb. 24, 2009
Filed:
Mar. 06, 2006
Kiyoshi Kobayashi, Niigata-ken, JP;
Kiyoshi Kobayashi, Niigata-ken, JP;
TDK Corporation Co., Ltd., Tokyo, JP;
Abstract
A perpendicular magnetic recording head is provided that has a first coil layer is electrically connected to a second coil layer through contact layers. A laminator has a main magnetic pole layer and a gap layer which are formed between the first and second coil layers and above the contact layers. At both sides of the laminator, first insulating layers are formed. A second insulating layer is formed from a top surface of the laminator to top surfaces of the first insulating layers. An inclined surface is formed in each of the first insulating layers, and in the second insulating layer, the inclined surface is formed on the inclined surface of the first insulating layer.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile