Patents by Inventor Fumiaki KUMENO

Fumiaki KUMENO has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20220009054
    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.
    Type: Application
    Filed: July 8, 2021
    Publication date: January 13, 2022
    Applicant: SINTOKOGIO, LTD.
    Inventors: Fumiaki KUMENO, Hayato TANIGUCHI