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. 31, 1996
Filed:
May. 05, 1995
Applicant:
Inventors:
Kouji Kawakita, Joyo, JP;
Masahide Tsukamoto, Nara, JP;
Yasukiho Horio, Osaka, JP;
Seiichi Nakatani, Hirakata, JP;
Akihito Hatakeyama, Kadoma, JP;
Assignee:
Matsushita Electric Industrial Co., Ltd., Kadoma, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01K / ; H05K / ;
U.S. Cl.
CPC ...
29852 ; 29830 ; 29831 ; 174265 ;
Abstract
A two-sided printed circuit board including a base having a first surface, a second surface substantially parallel to the first surface, and a plurality of through-holes formed in the base; a first conductive layer provided on the first surface of the base; a second conductive layer provided on the second surface of the base; and a conductive particle buried in each of the through-holes in a pressurized state for electrically connecting the first conductive layer and the second conductive layer.