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. 19, 2018
Filed:
Aug. 31, 2016
Ibiden Co., Ltd., Ogaki, JP;
IBIDEN CO., LTD., Ogaki, JP;
Abstract
A printed wiring board includes a first circuit substrate having a first surface and a second surface on the opposite side, and a second circuit substrate having a third surface and a fourth surface on the opposite side such that the first circuit substrate is laminated on the third surface and that the first surface and the third surface are opposing each other. The second circuit substrate has a mounting area on the third surface and includes pads positioned to mount an electronic component in the mounting area and a connection wire structure connected to the pads, and the first circuit substrate includes through-hole conductors extending from the first surface to the second surface and connected to the pads through the connection wire structure and has an opening portion formed through the first circuit substrate such that the opening portion is exposing the pads formed in the mounting area.