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.

Date of Patent:
Mar. 14, 2023

Filed:

May. 26, 2021
Applicants:

Avary Holding (Shenzhen) Co., Limited., Shenzhen, CN;

Hongqisheng Precision Electronics (Qinhuangdao) Co., Ltd., Qinhuangdao, CN;

Garuda Technology Co., Ltd., New Taipei, TW;

Inventors:

Po-Yuan Chen, New Taipei, TW;

Yong-Chao Wei, Qinhuangdao, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 1/03 (2006.01); H05K 3/00 (2006.01); H05K 3/28 (2006.01);
U.S. Cl.
CPC ...
H05K 3/0085 (2013.01); H05K 1/03 (2013.01); H05K 3/0023 (2013.01); H05K 3/287 (2013.01); H05K 2201/0183 (2013.01); H05K 2201/09036 (2013.01);
Abstract

A circuit board includes a circuit substrate, at least one metal pad, and a tin bar corresponding to each of the at least one metal pad. Each of the at least one metal pad is formed on a side of the circuit substrate and is electrically connected to the circuit substrate. A surface of the metal pad facing away from the circuit substrate is recessed toward the circuit substrate to from a recess. The tin bar is received in the recess. A method for manufacturing a circuit board is also provided.


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