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. 10, 1985
Filed:
Jul. 20, 1982
Applicant:
Inventors:
Wayne A Bonin, Cedar, MN (US);
Matthew P Dugas, Minneapolis, MN (US);
Assignee:
Vertimag Systems Corporation, Minneapolis, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ; G11B / ; G11B / ; G11B / ;
U.S. Cl.
CPC ...
360121 ; 360123 ; 360126 ; 360127 ;
Abstract
A hybrid read/write head for use with a perpendicular recording medium is a laminate of prefabricated members having thin film magnetic layers as the read/write and tunnel erase pole tips.