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. 07, 2025
Filed:
Jul. 08, 2021
Applicant:
Sintokogio, Ltd., Nagoya, JP;
Inventors:
Fumiaki Kumeno, Nagoya, JP;
Hayato Taniguchi, Nagoya, JP;
Assignee:
SINTOKOGIO, LTD., Nagoya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B24C 1/00 (2006.01); B23K 26/352 (2014.01);
U.S. Cl.
CPC ...
B24C 1/003 (2013.01); B23K 26/352 (2015.10);
Abstract
A surface treatment method includes a step of irradiating a workpiece with a pulsed laser beam through a transparent liquid and a step of causing particles to collide with a heat-affected layer developed on a surface layer portion of the workpiece in the step of irradiating. The particles each has a core made of an elastic body and abrasive grains provided on a surface of the core.