Patents by Inventor Nobuhide Kondou

Nobuhide Kondou 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).

  • Seam welding process and seam welding apparatus
    Patent number: 5726410
    Abstract: Seam welding process and apparatus, wherein two plate-like workpieces are fed in a feeding direction toward a pair of roller electrodes, by guide rollers rotated by a driving device, while the workpieces are guided by a guiding device such that the edge portions overlap each other with a predetermined lap amount so that the overlapping edge portions are squeezed by the roller electrodes, and the edge portions are continuously welded together with a welding current being applied between the roller electrodes.
    Type: Grant
    Filed: January 27, 1997
    Date of Patent: March 10, 1998
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Toshihiro Fukushima, Masaki Tanzawa, Nobuhide Kondou, Fumiaki Natsumi, Munetaka Toda