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:
Oct. 21, 2025
Filed:
Jul. 14, 2022
Applicant:
Disco Corporation, Tokyo, JP;
Inventor:
Jonghyun Ryu, Tokyo, JP;
Assignee:
DISCO CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K 26/06 (2014.01); B23K 26/70 (2014.01);
U.S. Cl.
CPC ...
B23K 26/0648 (2013.01); B23K 26/702 (2015.10);
Abstract
There is provided a laser processing apparatus that processes a workpiece by irradiation with a laser beam. The laser processing apparatus includes a holding unit including a holding surface that holds the workpiece and a laser irradiation unit that irradiates the workpiece held by the holding unit with the laser beam. The laser irradiation unit includes a laser oscillator, a collecting lens that focuses the laser beam emitted from the laser oscillator, and a foreign matter adhesion preventing unit that prevents adhesion of a foreign matter to the collecting lens.