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:
Dec. 30, 1997
Filed:
Oct. 21, 1996
Applicant:
Inventors:
Michio Horiuchi, Nagano, JP;
Yoichi Harayama, Nagano, JP;
Assignee:
Shiko Electric Industries Co., Ltd., Nagano, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ; H05K / ;
U.S. Cl.
CPC ...
428210 ; 428209 ; 428901 ; 174256 ;
Abstract
A conductor circuit 12 made of aluminum is provided on a green sheet 10, the primary material of which is ceramic powder. The green sheets 10 are laminated and integrated into one body so that the conductor circuit 12 is not exposed onto the surface but is covered with the green sheet 10. The laminated body is fired at the firing temperature not lower than 660.degree. C. and a portion of the inner conductor circuit of the thus obtained sintered body is then exposed onto a surface of the substrate.