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:
Feb. 10, 2026

Filed:

Jul. 28, 2023
Applicant:

Samsung Electronics Co., Ltd., Suwon-si, KR;

Inventors:

Bongken Yu, Suwon-si, KR;

Cheolsoo Han, Suwon-si, KR;

Kwangjin Bae, Suwon-si, KR;

Youngjin Jang, Suwon-si, KR;

Inwook Jung, Suwon-si, KR;

Minchul Cho, Suwon-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/00 (2006.01); B23K 3/06 (2006.01);
U.S. Cl.
CPC ...
H01L 24/75 (2013.01); B23K 3/0623 (2013.01); H01L 2224/75804 (2013.01);
Abstract

A solder ball attaching apparatus includes a working die, having an internal space maintained in a vacuum state, and a plurality of lifting members installed on the working die to be movable upwardly and downwardly. The working die may be provided with an upper plate on which the lifting members are installed. The upper plate may be provided with an insertion groove, into which an upper end portion of the lifting member is inserted when the lifting member is lowered, and a locking groove into which a lower end portion of the lifting member is inserted when the lifting member is raised. The lifting member may be lowered by a chip when the chip is seated on the lifting member and may be raised by elastic restoring force when the chip is removed.


Find Patent Forward Citations

Loading…