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:
Oct. 27, 2026

Filed:

Jan. 08, 2021
Applicant:

Hamamatsu Photonics K.k., Hamamatsu, JP;

Inventors:

Takeshi Sakamoto, Hamamatsu, JP;

Koji Kuno, Hamamatsu, JP;

Assignee:

HAMAMATSU PHOTONICS K.K., Hamamatsu, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23K 26/53 (2014.01); B23K 26/03 (2006.01); B23K 26/064 (2014.01); B23K 26/08 (2014.01);
U.S. Cl.
CPC ...
B23K 26/53 (2015.10); B23K 26/03 (2013.01); B23K 26/0648 (2013.01); B23K 26/0869 (2013.01);
Abstract

The controller executes a first process of moving a support portion so that inside the peripheral edge of an object, a focusing position moves along the peripheral edge, thereby forming a first modified region, and following the first process, executes a second process of moving the support portion so that the focusing position moves, thereby forming a second modified region The measurement data acquiring portion, at execution of the first process, acquires measurement data associated with position information on a position of the object. The controller, at execution of the second process, causes the driving portion to shift a position of the condenser lens, the position being along the direction of an optical axis, to an initial position based on the measurement data acquired in the first process, before or when the focusing position moves from outside of the object to inside thereof.


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Sakamoto, Takeshi. (2026). Laser processing device and laser processing method with surface-based control (U.S. Patent No. 12773753). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12773753

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