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. 02, 2004

Filed:

Aug. 30, 2001
Applicant:
Inventors:

Sadaaki Sakamoto, Koka-gun, JP;

Hirofumi Sunahara, Moriyama, JP;

Hiroshi Takagi, Otsu, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 3/126 ;
U.S. Cl.
CPC ...
B32B 3/126 ;
Abstract

A method for manufacturing a multilayer ceramic substrate includes a firing step wherein low-temperature-sinterable ceramic material contained in green base layers and inorganic material contained in green constraining layers chemically react each other, whereby a reaction layer is formed along an interface between the green base layer and the green constraining layer. The reaction layer acts to enhance a bonding force between the green base layer and the green constraining layer.


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