Patents by Inventor Koji KIRIKAE

Koji KIRIKAE 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).

  • WELDING METHOD AND WELDING APPARATUS
    Publication number: 20210178514
    Abstract: A welding method includes: emitting laser beam toward a workpiece including a metal to melt and weld a part of the workpiece, the part being where the laser beam has been emitted to. Further, the laser beam includes a main power region and at least one auxiliary power region, a power of the main power region is larger than a power of each of the at least one auxiliary power region, and a ratio between the power of the main power region and the total of powers of the at least one auxiliary power region is in a range of 144:1 to 1:9.
    Type: Application
    Filed: February 24, 2021
    Publication date: June 17, 2021
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Tomomichi YASUOKA, Takashi KAYAHARA, Ryosuke NISHII, Koji KIRIKAE, Keigo MATSUNAGA, Takashi SHIGEMATSU