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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.:

US 12697687 B1

PDFFull Text
Date of Patent:
Aug. 04, 2026

Filed:

Oct. 18, 2021

Laser crystallization apparatus

Applicant:

Samsung Display Co., Ltd., Yongin-si, KR;

Inventors:

Akifumi Sangu, Hwaseong-si, KR;

Je Kil Ryu, Suwon-si, KR;

Cheol Ho Park, Suwon-si, KR;

Hae Sook Lee, Hwaseong-si, KR;

Jin Hong Jeun, Hwaseong-si, KR;

Young Su Chae, Asan-si, KR;

Gyoo Wan Han, Yongin-si, KR;

Assignee:

SAMSUNG DISPLAY CO., LTD., Gyeonggi-Do, KR;

Attorney:

CANTOR COLBURN LLP

Primary Examiner:

Edward F Landrum

Assistant Examiner:

Theodore J Evangelista

Int. Cl.
CPC ...
B23K 26/50 (2014.01); B23K 26/064 (2014.01); B23K 101/40 (2006.01); C30B 28/00 (2006.01); C30B 28/02 (2006.01); G02B 3/06 (2006.01); G02F 1/13 (2006.01);
U.S. Cl.
CPC ...
B23K 26/50 (2015.10); B23K 26/0648 (2013.01); G02B 3/06 (2013.01); G02F 1/1303 (2013.01); B23K 2101/40 (2018.08); C30B 28/00 (2013.01); C30B 28/02 (2013.01);
Abstract

A laser crystallization apparatus according to an embodiment includes a light source unit irradiating a laser beam; and an optical unit to which the laser beam is incident, wherein the optical unit includes a first portion and a second portion bonded to each other on a bonded surface, and a first width of the first portion and a second width of the second portion are the same as each other on the bonded surface based on a direction parallel to the incident direction of the laser beam.

Find Patent Forward Citations

Sangu, Akifumi. (2026). Laser crystallization apparatus (U.S. Patent No. 12697687). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12697687

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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