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:
Mar. 20, 1990
Filed:
Apr. 28, 1989
Katsumi Sagisaka, Oogaki, JP;
Atsushi Hiroi, Oogaki, JP;
Mitsuhiro Kondo, Oogaki, JP;
Takeshi Takeyama, Oogaki, JP;
Ibiden Co., Ltd., , JP;
Abstract
A method of manufacturing a substrate for mounting electronic components according to this invention comprises the steps of forming a mask on a portion to be electrically connected to an exterior of a lead frame, of forming resin layers on both side surfaces of the lead frame by prepregs or the like, of removing the resin layer on the mask, and of removing the mask, and in the substrate for mounting electronic components manufactured according to this method, the substrate is integrally formed with the lead frame, and the electrical connection of the substrate to the lead frame is performed by through hole plating without using fine metal wiring.