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:
Nov. 25, 1997

Filed:

May. 04, 1995
Applicant:
Inventors:

Ikuo Kato, Tokyo, JP;

Kenichiro Nogi, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29E / ; B22D / ;
U.S. Cl.
CPC ...
15624411 ; 15624412 ; 15624424 ; 15624425 ; 164284 ; 164249 ; 164461 ; 26427111 ; 26427219 ;
Abstract

Electronic parts such as an inductor of improved connectivity between magnetic and conductive materials made by sintering the magnetic material under a condition where no accumulation is developed, by forming a hollow-core of a shape different from an external shape of said conductive material through said magnetic material to be molded by an extrusion-molding means while inserting said magnetic material into said hollow-core, or by providing an erasable means to be removed by a heat treatment in said conductive material and conducting extrusion molding so as to embed said conductive material into said magnetic material, said erasable means being removed during a sintering treatment to form a space between said conductive material and said magnetic material, and a method for making same.


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