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:
Feb. 18, 2025
Filed:
Mar. 29, 2021
Sumitomo Electric Printed Circuits, Inc., Koka, JP;
Sumitomo Electric Industries, Ltd., Osaka, JP;
Kou Noguchi, Koka, JP;
Masaki Miyabara, Koka, JP;
SUMITOMO ELECTRIC PRINTED CIRCUITS, INC., Koka, JP;
SUMITOMO ELECTRIC INDUSTRIES, LTD., Osaka, JP;
Abstract
A printed wiring board includes: a board having a through-hole; a land portion that is disposed on an inner circumferential surface of the through-hole and on a surface of the board at a circumferential edge of the through-hole, and that has a through-hole conductor portion; and a wire that is disposed on the surface of the board and that has one longitudinal end portion electrically connected to the land portion, a maximum length of a connection portion between the wire and the land portion being greater than or equal to a sum of a maximum diameter of the through-hole and a minimum line width of the wire.