Patents by Inventor Takashi Shinmyou

Takashi Shinmyou 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).

  • Spot welding method, method for judging shape of nugget, spot welding machine and spot welding electrode
    Publication number: 20090218323
    Abstract: An electrode whose electrode surface is a substantially convex curved surface and which has at a center portion a recess set at a predetermined depth allowing a welding trace formed on a metal body surface to reach a deepest portion when a nugget is formed in a satisfactory manner by the spot welding is used as at least an electrode for performing the spot welding. The spot welding quality is judged based on a shape of the welding trace formed on the metal body surface by the spot welding in correspondence with the recess.
    Type: Application
    Filed: November 1, 2006
    Publication date: September 3, 2009
    Inventors: Hiroshi Abe, Takashi Shinmyou, Ryo Kikuchi