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:
Jul. 04, 2006
Filed:
Mar. 27, 2002
Applicants:
Takahiro Ishikawa, Nagoya, JP;
Masahiro Kida, Ama-Gun, JP;
Shuhei Ishikawa, Handa, JP;
Nobuaki Nakayama, Handa, JP;
Inventors:
Takahiro Ishikawa, Nagoya, JP;
Masahiro Kida, Ama-Gun, JP;
Shuhei Ishikawa, Handa, JP;
Nobuaki Nakayama, Handa, JP;
Assignee:
NGK Insulators, Ltd., Nagoya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 3/36 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for producing a circuit board having a metal circuit pattern on an insulating substrate is provided, including the steps of joining a metal plate onto a surface of the insulating substrate using a hard brazing member containing an active element and removing unnecessary conductive layer portions adjacent a metal circuit pattern of the metal plate to at least partially expose a portion of the surface of the insulating substrate.