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:
Jun. 29, 1993
Filed:
Nov. 19, 1990
Masaaki Yamamoto, Yokohama, JP;
Hiroshi Yatabe, Yokohama, JP;
Kenzo Kobayashi, Tokyo, JP;
Hajime Mochizuki, Tokorozawa, JP;
The Furukawa Electric Co., Ltd., Tokyo, JP;
Abstract
The composite circuit board comprises a substrate made of an insulating material, a thick circuit conductor, embedded in this substrate, which includes a given portion for connecting components to the thick circuit conductor and has a predetermined circuit pattern, a thin circuit conductor, provided on the surface of the substrate, which includes a land corresponding to the parts-mounting section of the thick circuit conductor and has a predetermined circuit pattern, and a conductor for electrically connecting the land and the given portion of the thick circuit conductor. In this circuit board, the land and the given portion of the thick circuit conductor are connected by a conducting member provided in the through hole.