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:
Apr. 08, 2025
Filed:
Oct. 18, 2019
Samsung Display Co., Ltd., Yongin-si, KR;
Akifumi Sangu, Hwaseong-si, KR;
Hyoung-Joo Kim, Anyang-si, KR;
Alexander Voronov, Suwon-si, KR;
Eun Sun Choi, Seoul, KR;
Gyoo Wan Han, Yongin-si, KR;
SAMSUNG DISPLAY CO., LTD., Yongin-si, KR;
Abstract
A laser processing apparatus according to an exemplary embodiment includes: a light source generating a laser beam; and a light converging unit converging the laser beam to a focal point on an object to be processed, wherein the light converging unit includes a first optical element including a through hole penetrating the first optical element; a second optical element including a first region reflecting the laser beam and a second region transmitting the laser beam; and a third optical element including a focusing lens as a convex lens, a lower surface of the first optical element is a concave mirror, and an upper surface of the second optical element is convex and a lower surface thereof is concave.