Patents by Inventor Taiki Ogura

Taiki Ogura 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).

  • Method for manufacturing branched pipe and branched pipe manufacturing device
    Patent number: 8833123
    Abstract: A method of manufacturing a branched pipe includes: a first swelling step of swelling a swelled part from a main body of a pipe blank by pressurizing the inner surface of the pipe blank by an elastic body, and simultaneously, forming an opening in the tip portion of the swelled part along a circumferential direction; and a second swelling step of swelling the swelled part from the main body by pressurizing the inner surface of the pipe blank by the elastic body.
    Type: Grant
    Filed: July 28, 2011
    Date of Patent: September 16, 2014
    Assignee: Komatsu Ltd.
    Inventors: Taiki Ogura, Tatsushi Itou
  • METHOD FOR MANUFACTURING BRANCHED PIPE AND BRANCHED PIPE MANUFACTURING DEVICE
    Publication number: 20130000373
    Abstract: A method of manufacturing a branched pipe includes: a first swelling step of swelling a swelled part from a main body of a pipe blank by pressurizing the inner surface of the pipe blank by an elastic body, and simultaneously, forming an opening in the tip portion of the swelled part along a circumferential direction; and a second swelling step of swelling the swelled part from the main body by pressurizing the inner surface of the pipe blank by the elastic body.
    Type: Application
    Filed: July 28, 2011
    Publication date: January 3, 2013
    Applicant: KOMATSU LTD.
    Inventors: Taiki Ogura, Tatsushi Itou