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.

Date of Patent:
Sep. 17, 1991

Filed:

Jun. 20, 1989
Applicant:
Inventors:

Mark T Johnson, Eindhoven, NL;

Johannes F Cillessen, Eindhoven, NL;

Johannes A Pistorius, Erp, NL;

Assignee:

U.S. Philips Corporation, New York, NY (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428692 ; 428694 ; 428900 ; 360122 ; 360125 ; 360127 ;
Abstract

Monocrystalline MnZn-ferroferrite material having a high Zn-content, and magnetic head comprising the said material. A monocrystalline MnZn-ferroferrite material for use in a magnetic head is described. The material corresponds to the formula


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